202020124 has 12 divisors (see below), whose sum is σ = 354091248. Its totient is φ = 100851200.

The previous prime is 202020113. The next prime is 202020131. The reversal of 202020124 is 421020202.

It is a congruent number.

It is an unprimeable number.

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, 36832 + ... + 41959.

It is an arithmetic number, because the mean of its divisors is an integer number (29507604).

Almost surely, 2^202020124 is an apocalyptic number.

It is an amenable number.

202020124 is a deficient number, since it is larger than the sum of its proper divisors (152071124).

202020124 is a wasteful number, since it uses less digits than its factorization.

202020124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79436 (or 79434 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 202020124 is about 14213.3783457699. The cubic root of 202020124 is about 586.7659148263.

Adding to 202020124 its reverse (421020202), we get a palindrome (623040326).

The spelling of 202020124 in words is "two hundred two million, twenty thousand, one hundred twenty-four".