202113124 has 6 divisors (see below), whose sum is σ = 353697974. Its totient is φ = 101056560.

The previous prime is 202113083. The next prime is 202113137. The reversal of 202113124 is 421311202.

It can be written as a sum of positive squares in only one way, i.e., 150847524 + 51265600 = 12282^2 + 7160^2 .

It is a junction number, because it is equal to n+sod(n) for n = 202113098 and 202113107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25264137 + ... + 25264144.

Almost surely, 2^202113124 is an apocalyptic number.

It is an amenable number.

202113124 is a deficient number, since it is larger than the sum of its proper divisors (151584850).

202113124 is a wasteful number, since it uses less digits than its factorization.

202113124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50528285 (or 50528283 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 202113124 is about 14216.6495349643. The cubic root of 202113124 is about 586.8559402777.

Adding to 202113124 its reverse (421311202), we get a palindrome (623424326).

The spelling of 202113124 in words is "two hundred two million, one hundred thirteen thousand, one hundred twenty-four".