122116551039 has 36 divisors (see below), whose sum is σ = 206496088344. Its totient is φ = 69336382752.

The previous prime is 122116551023. The next prime is 122116551047. The reversal of 122116551039 is 930155611221.

It is a happy number.

122116551039 is a `hidden beast` number, since 1 + 22 + 116 + 5 + 510 + 3 + 9 = 666.

It is not a de Polignac number, because 122116551039 - 2⁴ = 122116551023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122116550994 and 122116551012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122116551019) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 812637 + ... + 951110.

It is an arithmetic number, because the mean of its divisors is an integer number (5736002454).

Almost surely, 2^122116551039 is an apocalyptic number.

122116551039 is a deficient number, since it is larger than the sum of its proper divisors (84379537305).

122116551039 is a wasteful number, since it uses less digits than its factorization.

122116551039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763924 (or 1763914 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The spelling of 122116551039 in words is "one hundred twenty-two billion, one hundred sixteen million, five hundred fifty-one thousand, thirty-nine".