22202121112110 has 128 divisors (see below), whose sum is σ = 61782121128960. Its totient is φ = 5662938365568.

The previous prime is 22202121112069. The next prime is 22202121112111. The reversal of 22202121112110 is 1121112120222.

22202121112110 is a `hidden beast` number, since 2 + 220 + 21 + 211 + 1 + 211 + 0 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202121112111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 230448409 + ... + 230544731.

It is an arithmetic number, because the mean of its divisors is an integer number (482672821320).

Almost surely, 2^{22202121112110} is an apocalyptic number.

22202121112110 is an abundant number, since it is smaller than the sum of its proper divisors (39580000016850).

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

22202121112110 is a wasteful number, since it uses less digits than its factorization.

22202121112110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133479 (or 133473 counting only the distinct ones).

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

Adding to 22202121112110 its reverse (1121112120222), we get a palindrome (23323233232332).

The spelling of 22202121112110 in words is "twenty-two trillion, two hundred two billion, one hundred twenty-one million, one hundred twelve thousand, one hundred ten".