202220012101122 has 48 divisors (see below), whose sum is σ = 461206014984000. Its totient is φ = 63858607997472.

The previous prime is 202220012101099. The next prime is 202220012101127. The reversal of 202220012101122 is 221101210022202.

It is a happy number.

202220012101122 is a `hidden beast` number, since 202 + 220 + 0 + 1 + 210 + 11 + 22 = 666.

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 = 202220012101095 and 202220012101104.

It is not an unprimeable number, because it can be changed into a prime (202220012101127) 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, 66386779 + ... + 69366017.

It is an arithmetic number, because the mean of its divisors is an integer number (9608458645500).

Almost surely, 2^{202220012101122} is an apocalyptic number.

202220012101122 is an abundant number, since it is smaller than the sum of its proper divisors (258986002882878).

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

202220012101122 is a wasteful number, since it uses less digits than its factorization.

202220012101122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3177735 (or 3177732 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202220012101122 its reverse (221101210022202), we get a palindrome (423321222123324).

The spelling of 202220012101122 in words is "two hundred two trillion, two hundred twenty billion, twelve million, one hundred one thousand, one hundred twenty-two".