202221111001122 has 48 divisors (see below), whose sum is σ = 442435742397792. Its totient is φ = 66749240388480.

The previous prime is 202221111001103. The next prime is 202221111001127. The reversal of 202221111001122 is 221100111122202.

202221111001122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202221111001095 and 202221111001104.

It is not an unprimeable number, because it can be changed into a prime (202221111001127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90718503 + ... + 92920874.

It is an arithmetic number, because the mean of its divisors is an integer number (9217411299954).

Almost surely, 2^{202221111001122} is an apocalyptic number.

202221111001122 is an abundant number, since it is smaller than the sum of its proper divisors (240214631396670).

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

202221111001122 is a wasteful number, since it uses less digits than its factorization.

202221111001122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183639983 (or 183639980 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 202221111001122 its reverse (221100111122202), we get a palindrome (423321222123324).

The spelling of 202221111001122 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred eleven million, one thousand, one hundred twenty-two".