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1220210102202 = 237134951451387
BaseRepresentation
bin10001110000011010001…
…100001000111110111010
311022122120112120200021020
4101300122030020332322
5124442442241232302
62332320133123310
7154104641510550
oct21603214107672
94278515520236
101220210102202
11430540878aa3
12178599a89536
138b0b0675b70
14430b66a1bd0
1521b19108ebc
hex11c1a308fba

1220210102202 has 64 divisors (see below), whose sum is σ = 3004207417344. Its totient is φ = 321747940800.

The previous prime is 1220210102191. The next prime is 1220210102233. The reversal of 1220210102202 is 2022010120221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2477553 + ... + 2928939.

It is an arithmetic number, because the mean of its divisors is an integer number (46940740896).

Almost surely, 21220210102202 is an apocalyptic number.

1220210102202 is an abundant number, since it is smaller than the sum of its proper divisors (1783997315142).

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

1220210102202 is a wasteful number, since it uses less digits than its factorization.

1220210102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456363.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1220210102202 its reverse (2022010120221), we get a palindrome (3242220222423).

The spelling of 1220210102202 in words is "one trillion, two hundred twenty billion, two hundred ten million, one hundred two thousand, two hundred two".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 78 91 182 273 546 4951 9902 14853 29706 34657 64363 69314 103971 128726 193089 207942 386178 450541 451387 901082 902774 1351623 1354161 2703246 2708322 3159709 5868031 6319418 9479127 11736062 17604093 18958254 35208186 41076217 82152434 123228651 246457302 2234817037 4469634074 6704451111 13408902222 15643719259 29052621481 31287438518 46931157777 58105242962 87157864443 93862315554 174315728886 203368350367 406736700734 610105051101 1220210102202