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212101000130 = 25711811650463
BaseRepresentation
bin1100010110001000110…
…1000110101111000010
3202021110200110011222102
43011202031012233002
511433340324001010
6241234324310402
721216026516525
oct3054215065702
9667420404872
10212101000130
1181a51537758
1235134242402
1317002387796
14a3a12b0bbc
1557b59e5ba5
hex3162346bc2

212101000130 has 32 divisors (see below), whose sum is σ = 389298244608. Its totient is φ = 83183284800.

The previous prime is 212101000079. The next prime is 212101000141. The reversal of 212101000130 is 31000101212.

212101000130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2121010001302 (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 696722 + ... + 953741.

It is an arithmetic number, because the mean of its divisors is an integer number (12165570144).

Almost surely, 2212101000130 is an apocalyptic number.

212101000130 is a deficient number, since it is larger than the sum of its proper divisors (177197244478).

212101000130 is a wasteful number, since it uses less digits than its factorization.

212101000130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650722.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 212101000130 its reverse (31000101212), we get a palindrome (243101101342).

The spelling of 212101000130 in words is "two hundred twelve billion, one hundred one million, one hundred thirty", and thus it is an aban number.

Divisors: 1 2 5 10 71 142 181 355 362 710 905 1810 12851 25702 64255 128510 1650463 3300926 8252315 16504630 117182873 234365746 298733803 585914365 597467606 1171828730 1493669015 2987338030 21210100013 42420200026 106050500065 212101000130