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120102210212 = 22612394434649
BaseRepresentation
bin110111111011010100…
…1100100101010100100
3102111000010111102112212
41233312221210222210
53431432131211322
6131101343102552
711451146641235
oct1576651445244
9374003442485
10120102210212
1146a31626176
121b339ba1a58
13b430422b9a
145b54b5108c
1531cde450e2
hex1bf6a64aa4

120102210212 has 48 divisors (see below), whose sum is σ = 215048736000. Its totient is φ = 58674120960.

The previous prime is 120102210211. The next prime is 120102210233. The reversal of 120102210212 is 212012201021.

It is not an unprimeable number, because it can be changed into a prime (120102210211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25831664 + ... + 25836312.

It is an arithmetic number, because the mean of its divisors is an integer number (4480182000).

Almost surely, 2120102210212 is an apocalyptic number.

It is an amenable number.

120102210212 is a deficient number, since it is larger than the sum of its proper divisors (94946525788).

120102210212 is a wasteful number, since it uses less digits than its factorization.

120102210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5396 (or 5394 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 120102210212 its reverse (212012201021), we get a palindrome (332114411233).

It can be divided in two parts, 12010 and 2210212, that added together give a palindrome (2222222).

The spelling of 120102210212 in words is "one hundred twenty billion, one hundred two million, two hundred ten thousand, two hundred twelve".

Divisors: 1 2 4 61 122 239 244 443 478 886 956 1772 4649 9298 14579 18596 27023 29158 54046 58316 105877 108092 211754 283589 423508 567178 1111111 1134356 2059507 2222222 4119014 4444444 6458497 8238028 12916994 25833988 67777771 125629927 135555542 251259854 271111084 492222173 502519708 984444346 1968888692 30025552553 60051105106 120102210212