12122102102120 has 32 divisors (see below), whose sum is σ = 27300436450920. Its totient is φ = 4844270757120.

The previous prime is 12122102102107. The next prime is 12122102102137. The reversal of 12122102102120 is 2120120122121.

It can be written as a sum of positive squares in 4 ways, for example, as 11519792622724 + 602309479396 = 3394082^2 + 776086^2 .

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, 142772147 + ... + 142857026.

Almost surely, 2^{12122102102120} is an apocalyptic number.

12122102102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12122102102120 is an abundant number, since it is smaller than the sum of its proper divisors (15178334348800).

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

12122102102120 is a wasteful number, since it uses less digits than its factorization.

12122102102120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285630245 (or 285630241 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12122102102120 its reverse (2120120122121), we get a palindrome (14242222224241).

The spelling of 12122102102120 in words is "twelve trillion, one hundred twenty-two billion, one hundred two million, one hundred two thousand, one hundred twenty".