202021052 has 48 divisors (see below), whose sum is σ = 380835840. Its totient is φ = 93538368.

The previous prime is 202021049. The next prime is 202021097. The reversal of 202021052 is 250120202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 882074 + ... + 882302.

It is an arithmetic number, because the mean of its divisors is an integer number (7934080).

Almost surely, 2^202021052 is an apocalyptic number.

It is an amenable number.

202021052 is a deficient number, since it is larger than the sum of its proper divisors (178814788).

202021052 is a wasteful number, since it uses less digits than its factorization.

202021052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 520 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 202021052 is about 14213.4109910324. The cubic root of 202021052 is about 586.7668132812.

Adding to 202021052 its reverse (250120202), we get a palindrome (452141254).

The spelling of 202021052 in words is "two hundred two million, twenty-one thousand, fifty-two".