123412251121122 has 16 divisors (see below), whose sum is σ = 252564606946080. Its totient is φ = 40180732923072.

The previous prime is 123412251121067. The next prime is 123412251121169. The reversal of 123412251121122 is 221121152214321.

123412251121122 is digitally balanced in base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 123412251121122.

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, 239171029047 + ... + 239171029562.

It is an arithmetic number, because the mean of its divisors is an integer number (15785287934130).

Almost surely, 2^{123412251121122} is an apocalyptic number.

123412251121122 is an abundant number, since it is smaller than the sum of its proper divisors (129152355824958).

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

123412251121122 is a wasteful number, since it uses less digits than its factorization.

123412251121122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478342058657.

The product of its digits is 3840, while the sum is 30.

The spelling of 123412251121122 in words is "one hundred twenty-three trillion, four hundred twelve billion, two hundred fifty-one million, one hundred twenty-one thousand, one hundred twenty-two".