122656611012 has 24 divisors (see below), whose sum is σ = 308214048576. Its totient is φ = 37740495648.

The previous prime is 122656610963. The next prime is 122656611047. The reversal of 122656611012 is 210116656221.

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, 393130008 + ... + 393130319.

It is an arithmetic number, because the mean of its divisors is an integer number (12842252024).

Almost surely, 2^122656611012 is an apocalyptic number.

122656611012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122656611012 is an abundant number, since it is smaller than the sum of its proper divisors (185557437564).

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

122656611012 is a wasteful number, since it uses less digits than its factorization.

122656611012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786260347 (or 786260345 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The spelling of 122656611012 in words is "one hundred twenty-two billion, six hundred fifty-six million, six hundred eleven thousand, twelve".