122111309976 has 16 divisors (see below), whose sum is σ = 305278275000. Its totient is φ = 40703769984.

The previous prime is 122111309951. The next prime is 122111309977. The reversal of 122111309976 is 679903111221.

It is a super-2 number, since 2×122111309976² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122111309977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2543985601 + ... + 2543985648.

Almost surely, 2^122111309976 is an apocalyptic number.

It is an amenable number.

122111309976 is an abundant number, since it is smaller than the sum of its proper divisors (183166965024).

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

122111309976 is a wasteful number, since it uses less digits than its factorization.

122111309976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5087971258 (or 5087971254 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 42.

The spelling of 122111309976 in words is "one hundred twenty-two billion, one hundred eleven million, three hundred nine thousand, nine hundred seventy-six".