122422125 has 64 divisors (see below), whose sum is σ = 235123200. Its totient is φ = 55411200.

The previous prime is 122422099. The next prime is 122422141. The reversal of 122422125 is 521224221.

It is not a de Polignac number, because 122422125 - 2⁵ = 122422093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 390969 + ... + 391281.

It is an arithmetic number, because the mean of its divisors is an integer number (3673800).

Almost surely, 2^122422125 is an apocalyptic number.

122422125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122422125 is a deficient number, since it is larger than the sum of its proper divisors (112701075).

122422125 is a wasteful number, since it uses less digits than its factorization.

122422125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487 (or 477 counting only the distinct ones).

The product of its digits is 640, while the sum is 21.

The square root of 122422125 is about 11064.4532173985. The cubic root of 122422125 is about 496.5389306109.

Adding to 122422125 its reverse (521224221), we get a palindrome (643646346).

The spelling of 122422125 in words is "one hundred twenty-two million, four hundred twenty-two thousand, one hundred twenty-five".