202210110120221 has 32 divisors (see below), whose sum is σ = 251064400204800. Its totient is φ = 162226226131200.

The previous prime is 202210110120181. The next prime is 202210110120287. The reversal of 202210110120221 is 122021011012202.

It is not a de Polignac number, because 202210110120221 - 2²² = 202210105925917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 202210110120221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202210110122221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94741445 + ... + 96852266.

It is an arithmetic number, because the mean of its divisors is an integer number (7845762506400).

Almost surely, 2^{202210110120221} is an apocalyptic number.

It is an amenable number.

202210110120221 is a deficient number, since it is larger than the sum of its proper divisors (48854290084579).

202210110120221 is a wasteful number, since it uses less digits than its factorization.

202210110120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191593930 (or 191593916 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 202210110120221 its reverse (122021011012202), we get a palindrome (324231121132423).

The spelling of 202210110120221 in words is "two hundred two trillion, two hundred ten billion, one hundred ten million, one hundred twenty thousand, two hundred twenty-one".