124322021902 has 32 divisors (see below), whose sum is σ = 206379079200. Its totient is φ = 55795195008.

The previous prime is 124322021899. The next prime is 124322021927. The reversal of 124322021902 is 209120223421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1606249 + ... + 1681867.

It is an arithmetic number, because the mean of its divisors is an integer number (6449346225).

Almost surely, 2^124322021902 is an apocalyptic number.

124322021902 is a deficient number, since it is larger than the sum of its proper divisors (82057057298).

124322021902 is a wasteful number, since it uses less digits than its factorization.

124322021902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77380.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 124322021902 in words is "one hundred twenty-four billion, three hundred twenty-two million, twenty-one thousand, nine hundred two".