202201102020210 has 32 divisors (see below), whose sum is σ = 485283099030912. Its totient is φ = 53920243407360.

The previous prime is 202201102020193. The next prime is 202201102020251. The reversal of 202201102020210 is 12020201102202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 202201102020210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38416450 + ... + 43361570.

It is an arithmetic number, because the mean of its divisors is an integer number (15165096844716).

Almost surely, 2^{202201102020210} is an apocalyptic number.

202201102020210 is an abundant number, since it is smaller than the sum of its proper divisors (283081997010702).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202201102020210 is a wasteful number, since it uses less digits than its factorization.

202201102020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6308098.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202201102020210 its reverse (12020201102202), we get a palindrome (214221303122412).

The spelling of 202201102020210 in words is "two hundred two trillion, two hundred one billion, one hundred two million, twenty thousand, two hundred ten".