122331925 has 6 divisors (see below), whose sum is σ = 151691618. Its totient is φ = 97865520.

The previous prime is 122331893. The next prime is 122331959. The reversal of 122331925 is 529133221.

It can be written as a sum of positive squares in 3 ways, for example, as 1705636 + 120626289 = 1306^2 + 10983^2 .

It is not a de Polignac number, because 122331925 - 2⁵ = 122331893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122331893 and 122331902.

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 5 ways as a sum of consecutive naturals, for example, 2446614 + ... + 2446663.

Almost surely, 2^122331925 is an apocalyptic number.

It is an amenable number.

122331925 is a deficient number, since it is larger than the sum of its proper divisors (29359693).

122331925 is an equidigital number, since it uses as much as digits as its factorization.

122331925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4893287 (or 4893282 counting only the distinct ones).

The product of its digits is 3240, while the sum is 28.

The square root of 122331925 is about 11060.3763498355. The cubic root of 122331925 is about 496.4169515273.

It can be divided in two parts, 122331 and 925, that added together give a triangular number (123256 = T₄₉₆).

The spelling of 122331925 in words is "one hundred twenty-two million, three hundred thirty-one thousand, nine hundred twenty-five".