202201020222100 has 36 divisors (see below), whose sum is σ = 438777367985824. Its totient is φ = 80880195350880.

The previous prime is 202201020222067. The next prime is 202201020222139. The reversal of 202201020222100 is 1222020102202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38759137 + ... + 43665463.

Almost surely, 2^{202201020222100} is an apocalyptic number.

202201020222100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202201020222100 is an abundant number, since it is smaller than the sum of its proper divisors (236576347763724).

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

202201020222100 is a wasteful number, since it uses less digits than its factorization.

202201020222100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5318464 (or 5318457 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202201020222100 its reverse (1222020102202), we get a palindrome (203423040324302).

The spelling of 202201020222100 in words is "two hundred two trillion, two hundred one billion, twenty million, two hundred twenty-two thousand, one hundred".