202100972 has 24 divisors (see below), whose sum is σ = 363433392. Its totient is φ = 98278400.

The previous prime is 202100963. The next prime is 202100999. The reversal of 202100972 is 279001202.

202100972 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 56147 + ... + 59637.

It is an arithmetic number, because the mean of its divisors is an integer number (15143058).

Almost surely, 2^202100972 is an apocalyptic number.

It is an amenable number.

202100972 is a deficient number, since it is larger than the sum of its proper divisors (161332420).

202100972 is a wasteful number, since it uses less digits than its factorization.

202100972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3889 (or 3887 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

The square root of 202100972 is about 14216.2221423274. Note that the first 3 decimals coincide. The cubic root of 202100972 is about 586.8441785207.

The spelling of 202100972 in words is "two hundred two million, one hundred thousand, nine hundred seventy-two".