125922138338 has 16 divisors (see below), whose sum is σ = 189187384320. Its totient is φ = 62859716736.

The previous prime is 125922138337. The next prime is 125922138413. The reversal of 125922138338 is 833831229521.

It is a super-2 number, since 2×125922138338² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 125922138292 and 125922138301.

It is not an unprimeable number, because it can be changed into a prime (125922138337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10717295 + ... + 10729037.

It is an arithmetic number, because the mean of its divisors is an integer number (11824211520).

Almost surely, 2^125922138338 is an apocalyptic number.

125922138338 is a deficient number, since it is larger than the sum of its proper divisors (63265245982).

125922138338 is a wasteful number, since it uses less digits than its factorization.

125922138338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19921.

The product of its digits is 622080, while the sum is 47.

The spelling of 125922138338 in words is "one hundred twenty-five billion, nine hundred twenty-two million, one hundred thirty-eight thousand, three hundred thirty-eight".