122091177699 has 12 divisors (see below), whose sum is σ = 176359544296. Its totient is φ = 81391524192.

The previous prime is 122091177671. The next prime is 122091177739. The reversal of 122091177699 is 996771190221.

It is not a de Polignac number, because 122091177699 - 2⁵ = 122091177667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122091177629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107352 + ... + 505674.

Almost surely, 2^122091177699 is an apocalyptic number.

122091177699 is a deficient number, since it is larger than the sum of its proper divisors (54268366597).

122091177699 is a wasteful number, since it uses less digits than its factorization.

122091177699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432386 (or 432383 counting only the distinct ones).

The product of its (nonzero) digits is 857304, while the sum is 54.

The spelling of 122091177699 in words is "one hundred twenty-two billion, ninety-one million, one hundred seventy-seven thousand, six hundred ninety-nine".