202202102200221 has 12 divisors (see below), whose sum is σ = 293147451163840. Its totient is φ = 134303979319560.

The previous prime is 202202102200207. The next prime is 202202102200253. The reversal of 202202102200221 is 122002201202202.

202202102200221 is a `hidden beast` number, since 2 + 0 + 220 + 2 + 1 + 0 + 220 + 0 + 221 = 666.

It is not a de Polignac number, because 202202102200221 - 2¹⁰ = 202202102199197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 202202102200194 and 202202102200203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202202102201221) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 41451843031 + ... + 41451847908.

Almost surely, 2^{202202102200221} is an apocalyptic number.

It is an amenable number.

202202102200221 is a deficient number, since it is larger than the sum of its proper divisors (90945348963619).

202202102200221 is a wasteful number, since it uses less digits than its factorization.

202202102200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82903691216 (or 82903691213 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 202202102200221 its reverse (122002201202202), we get a palindrome (324204303402423).

The spelling of 202202102200221 in words is "two hundred two trillion, two hundred two billion, one hundred two million, two hundred thousand, two hundred twenty-one".