122156598275 has 12 divisors (see below), whose sum is σ = 151802773584. Its totient is φ = 97513284000.

The previous prime is 122156598269. The next prime is 122156598313. The reversal of 122156598275 is 572895651221.

It is a happy number.

It is not a de Polignac number, because 122156598275 - 2¹⁴ = 122156581891 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5288111 + ... + 5311160.

It is an arithmetic number, because the mean of its divisors is an integer number (12650231132).

Almost surely, 2^122156598275 is an apocalyptic number.

122156598275 is a deficient number, since it is larger than the sum of its proper divisors (29646175309).

122156598275 is a wasteful number, since it uses less digits than its factorization.

122156598275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10599742 (or 10599737 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 53.

The spelling of 122156598275 in words is "one hundred twenty-two billion, one hundred fifty-six million, five hundred ninety-eight thousand, two hundred seventy-five".