222001112111120 has 40 divisors (see below), whose sum is σ = 543318511223040. Its totient is φ = 84126737220480.

The previous prime is 222001112111029. The next prime is 222001112111147. The reversal of 222001112111120 is 21111211100222.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×222001112111120² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73026680096 + ... + 73026683135.

It is an arithmetic number, because the mean of its divisors is an integer number (13582962780576).

Almost surely, 2^{222001112111120} is an apocalyptic number.

222001112111120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222001112111120 is an abundant number, since it is smaller than the sum of its proper divisors (321317399111920).

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

222001112111120 is a wasteful number, since it uses less digits than its factorization.

222001112111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146053363263 (or 146053363257 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 222001112111120 its reverse (21111211100222), we get a palindrome (243112323211342).

The spelling of 222001112111120 in words is "two hundred twenty-two trillion, one billion, one hundred twelve million, one hundred eleven thousand, one hundred twenty".