222100112101122 has 48 divisors (see below), whose sum is σ = 484939704300480. Its totient is φ = 73460748160800.

The previous prime is 222100112101121. The next prime is 222100112101151. The reversal of 222100112101122 is 221101211001222.

222100112101122 is a `hidden beast` number, since 222 + 100 + 11 + 210 + 1 + 122 = 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 = 222100112101095 and 222100112101104.

It is not an unprimeable number, because it can be changed into a prime (222100112101121) 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, 18385347 + ... + 27968217.

It is an arithmetic number, because the mean of its divisors is an integer number (10102910506260).

Almost surely, 2^{222100112101122} is an apocalyptic number.

222100112101122 is an abundant number, since it is smaller than the sum of its proper divisors (262839592199358).

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

222100112101122 is a wasteful number, since it uses less digits than its factorization.

222100112101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9592839 (or 9592836 counting only the distinct ones).

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

Adding to 222100112101122 its reverse (221101211001222), we get a palindrome (443201323102344).

The spelling of 222100112101122 in words is "two hundred twenty-two trillion, one hundred billion, one hundred twelve million, one hundred one thousand, one hundred twenty-two".