122920502 has 8 divisors (see below), whose sum is σ = 190738800. Its totient is φ = 59340904.

The previous prime is 122920417. The next prime is 122920507. The reversal of 122920502 is 205029221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122920507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1059602 + ... + 1059717.

It is an arithmetic number, because the mean of its divisors is an integer number (23842350).

Almost surely, 2^122920502 is an apocalyptic number.

122920502 is a deficient number, since it is larger than the sum of its proper divisors (67818298).

122920502 is a wasteful number, since it uses less digits than its factorization.

122920502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2119350.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 122920502 is about 11086.9518804764. The cubic root of 122920502 is about 497.2118169711.

Adding to 122920502 its reverse (205029221), we get a palindrome (327949723).

The spelling of 122920502 in words is "one hundred twenty-two million, nine hundred twenty thousand, five hundred two".