122172052 has 12 divisors (see below), whose sum is σ = 225053920. Its totient is φ = 57870936.

The previous prime is 122172031. The next prime is 122172059. The reversal of 122172052 is 250271221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122172059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 803688 + ... + 803839.

Almost surely, 2^122172052 is an apocalyptic number.

It is an amenable number.

122172052 is a deficient number, since it is larger than the sum of its proper divisors (102881868).

122172052 is a wasteful number, since it uses less digits than its factorization.

122172052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607550 (or 1607548 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 122172052 is about 11053.1467012792. The cubic root of 122172052 is about 496.2006049895.

The spelling of 122172052 in words is "one hundred twenty-two million, one hundred seventy-two thousand, fifty-two".