122057111721660 has 96 divisors (see below), whose sum is σ = 356631530959872. Its totient is φ = 31132317680640.

The previous prime is 122057111721653. The next prime is 122057111721667. The reversal of 122057111721660 is 66127111750221.

It is an interprime number because it is at equal distance from previous prime (122057111721653) and next prime (122057111721667).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122057111721667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38232825 + ... + 41302095.

It is an arithmetic number, because the mean of its divisors is an integer number (3714911780832).

Almost surely, 2^{122057111721660} is an apocalyptic number.

122057111721660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122057111721660 is an abundant number, since it is smaller than the sum of its proper divisors (234574419238212).

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

122057111721660 is a wasteful number, since it uses less digits than its factorization.

122057111721660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098123 (or 3098121 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 42.

The spelling of 122057111721660 in words is "one hundred twenty-two trillion, fifty-seven billion, one hundred eleven million, seven hundred twenty-one thousand, six hundred sixty".