122556705007 has 32 divisors (see below), whose sum is σ = 141581905920. Its totient is φ = 105039072000.

The previous prime is 122556704999. The next prime is 122556705013. The reversal of 122556705007 is 700507655221.

It is a cyclic number.

It is not a de Polignac number, because 122556705007 - 2³ = 122556704999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122556705017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10242094 + ... + 10254052.

It is an arithmetic number, because the mean of its divisors is an integer number (4424434560).

Almost surely, 2^122556705007 is an apocalyptic number.

122556705007 is a deficient number, since it is larger than the sum of its proper divisors (19025200913).

122556705007 is a wasteful number, since it uses less digits than its factorization.

122556705007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12775.

The product of its (nonzero) digits is 147000, while the sum is 40.

The spelling of 122556705007 in words is "one hundred twenty-two billion, five hundred fifty-six million, seven hundred five thousand, seven".