122665439307 has 16 divisors (see below), whose sum is σ = 174096432000. Its totient is φ = 76602423744.

The previous prime is 122665439279. The next prime is 122665439339. The reversal of 122665439307 is 703934566221.

It is not a de Polignac number, because 122665439307 - 2¹⁰ = 122665438283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122665439387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12084957 + ... + 12095102.

It is an arithmetic number, because the mean of its divisors is an integer number (10881027000).

Almost surely, 2^122665439307 is an apocalyptic number.

122665439307 is a deficient number, since it is larger than the sum of its proper divisors (51430992693).

122665439307 is a wasteful number, since it uses less digits than its factorization.

122665439307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24180170.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 122665439307 in words is "one hundred twenty-two billion, six hundred sixty-five million, four hundred thirty-nine thousand, three hundred seven".