122125188 has 24 divisors (see below), whose sum is σ = 289213792. Its totient is φ = 40100544.

The previous prime is 122125187. The next prime is 122125247. The reversal of 122125188 is 881521221.

It is not an unprimeable number, because it can be changed into a prime (122125187) 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, 75145 + ... + 76752.

Almost surely, 2^122125188 is an apocalyptic number.

It is an amenable number.

122125188 is an abundant number, since it is smaller than the sum of its proper divisors (167088604).

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

122125188 is a wasteful number, since it uses less digits than its factorization.

122125188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151971 (or 151969 counting only the distinct ones).

The product of its digits is 2560, while the sum is 30.

The square root of 122125188 is about 11051.0265586506. The cubic root of 122125188 is about 496.1371509815.

The spelling of 122125188 in words is "one hundred twenty-two million, one hundred twenty-five thousand, one hundred eighty-eight".