202221000120111 has 16 divisors (see below), whose sum is σ = 311026157731584. Its totient is φ = 114474905273664.

The previous prime is 202221000120107. The next prime is 202221000120149. The reversal of 202221000120111 is 111021000122202.

It is not a de Polignac number, because 202221000120111 - 2² = 202221000120107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202221000120211) 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 15 ways as a sum of consecutive naturals, for example, 44997995110 + ... + 44997999603.

It is an arithmetic number, because the mean of its divisors is an integer number (19439134858224).

Almost surely, 2^{202221000120111} is an apocalyptic number.

202221000120111 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

202221000120111 is a deficient number, since it is larger than the sum of its proper divisors (108805157611473).

202221000120111 is a wasteful number, since it uses less digits than its factorization.

202221000120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89995994830.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 202221000120111 its reverse (111021000122202), we get a palindrome (313242000242313).

The spelling of 202221000120111 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred twenty thousand, one hundred eleven".