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12210102102 = 2311185001547
BaseRepresentation
bin10110101111100011…
…10101111101010110
31011111221110110020210
423113301311331112
5200001241231402
65335332510250
7611402104212
oct132761657526
934457413223
1012210102102
1151a6314480
12244917b386
1311c7847cb3
1483b8ad942
154b6e2306c
hex2d7c75f56

12210102102 has 16 divisors (see below), whose sum is σ = 26640222912. Its totient is φ = 3700030920.

The previous prime is 12210102059. The next prime is 12210102127. The reversal of 12210102102 is 20120101221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92500708 + ... + 92500839.

It is an arithmetic number, because the mean of its divisors is an integer number (1665013932).

Almost surely, 212210102102 is an apocalyptic number.

12210102102 is an abundant number, since it is smaller than the sum of its proper divisors (14430120810).

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

12210102102 is a wasteful number, since it uses less digits than its factorization.

12210102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185001563.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12210102102 its reverse (20120101221), we get a palindrome (32330203323).

The spelling of 12210102102 in words is "twelve billion, two hundred ten million, one hundred two thousand, one hundred two".

Divisors: 1 2 3 6 11 22 33 66 185001547 370003094 555004641 1110009282 2035017017 4070034034 6105051051 12210102102