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12231001010202 = 2313617140190289
BaseRepresentation
bin1011000111111100000001…
…1110000111000000011010
31121022021100111020021111220
42301333000132013000122
53100343042224311302
642002502211232510
72401442415134322
oct261770036070032
947267314207456
1012231001010202
113996158232897
1214565495a8736
136a94bc5a5a80
14303dab03a282
15163252cee4bc
hexb1fc078701a

12231001010202 has 128 divisors (see below), whose sum is σ = 27220692764160. Its totient is φ = 3640412160000.

The previous prime is 12231001010183. The next prime is 12231001010219. The reversal of 12231001010202 is 20201010013221.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 135419874 + ... + 135510162.

It is an arithmetic number, because the mean of its divisors is an integer number (212661662220).

Almost surely, 212231001010202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12231001010202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13610346382080).

12231001010202 is an abundant number, since it is smaller than the sum of its proper divisors (14989691753958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12231001010202 is a wasteful number, since it uses less digits than its factorization.

12231001010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90840.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12231001010202 its reverse (20201010013221), we get a palindrome (32432011023423).

The spelling of 12231001010202 in words is "twelve trillion, two hundred thirty-one billion, one million, ten thousand, two hundred two".

Divisors: 1 2 3 6 13 26 39 61 71 78 122 142 183 213 366 401 426 793 802 923 1203 1586 1846 2379 2406 2769 4331 4758 5213 5538 8662 10426 12993 15639 24461 25986 28471 31278 48922 56303 56942 73383 85413 90289 112606 146766 168909 170826 180578 270867 317993 337818 370123 541734 635986 740246 953979 1110369 1173757 1736731 1907958 2220738 2347514 3473462 3521271 5210193 5507629 6410519 7042542 10420386 11015258 12821038 16522887 19231557 22577503 33045774 36205889 38463114 45155006 67732509 71599177 72411778 83336747 108617667 135465018 143198354 166673494 214797531 217235334 250010241 391041659 429595062 470676557 500020482 782083318 941353114 1173124977 1412029671 2208559229 2346249954 2570618119 2824059342 4417118458 5083541567 5141236238 6625677687 7711854357 10167083134 13251355374 15250624701 15423708714 28711269977 30501249402 33418035547 57422539954 66836071094 86133809931 100254106641 156807705259 172267619862 200508213282 313615410518 470423115777 940846231554 2038500168367 4077000336734 6115500505101 12231001010202