202122221101112 has 32 divisors (see below), whose sum is σ = 412172313043680. Its totient is φ = 92363543529600.

The previous prime is 202122221101109. The next prime is 202122221101127. The reversal of 202122221101112 is 211101122221202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9621191948 + ... + 9621212955.

It is an arithmetic number, because the mean of its divisors is an integer number (12880384782615).

Almost surely, 2^{202122221101112} is an apocalyptic number.

It is an amenable number.

202122221101112 is an abundant number, since it is smaller than the sum of its proper divisors (210050091942568).

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

202122221101112 is a wasteful number, since it uses less digits than its factorization.

202122221101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19242405023 (or 19242405019 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 202122221101112 its reverse (211101122221202), we get a palindrome (413223343322314).

The spelling of 202122221101112 in words is "two hundred two trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred one thousand, one hundred twelve".