202122152 has 32 divisors (see below), whose sum is σ = 400161600. Its totient is φ = 95445504.

The previous prime is 202122149. The next prime is 202122203. The reversal of 202122152 is 251221202.

It is a super-2 number, since 2×202122152² = 81706728658222208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202122152.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51773 + ... + 55539.

It is an arithmetic number, because the mean of its divisors is an integer number (12505050).

Almost surely, 2^202122152 is an apocalyptic number.

It is an amenable number.

202122152 is a deficient number, since it is larger than the sum of its proper divisors (198039448).

202122152 is a wasteful number, since it uses less digits than its factorization.

202122152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4145 (or 4141 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 202122152 is about 14216.9670464554. The cubic root of 202122152 is about 586.8646780519.

Adding to 202122152 its reverse (251221202), we get a palindrome (453343354).

The spelling of 202122152 in words is "two hundred two million, one hundred twenty-two thousand, one hundred fifty-two".