202100552 has 8 divisors (see below), whose sum is σ = 378938550. Its totient is φ = 101050272.

The previous prime is 202100543. The next prime is 202100557. The reversal of 202100552 is 255001202.

It can be written as a sum of positive squares in only one way, i.e., 133310116 + 68790436 = 11546^2 + 8294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 202100552.

It is not an unprimeable number, because it can be changed into a prime (202100557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12631277 + ... + 12631292.

Almost surely, 2^202100552 is an apocalyptic number.

It is an amenable number.

202100552 is a deficient number, since it is larger than the sum of its proper divisors (176837998).

202100552 is a wasteful number, since it uses less digits than its factorization.

202100552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25262575 (or 25262571 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 202100552 is about 14216.2073704628. The cubic root of 202100552 is about 586.8437720000.

Adding to 202100552 its reverse (255001202), we get a palindrome (457101754).

The spelling of 202100552 in words is "two hundred two million, one hundred thousand, five hundred fifty-two".