223122110112 has 144 divisors (see below), whose sum is σ = 717822417312. Its totient is φ = 67612734720.

The previous prime is 223122110059. The next prime is 223122110161. The reversal of 223122110112 is 211011221322.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-3 number, since 3×223122110112³ (a number of 35 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1218723 + ... + 1389794.

It is an arithmetic number, because the mean of its divisors is an integer number (4984877898).

Almost surely, 2^223122110112 is an apocalyptic number.

223122110112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

223122110112 is an abundant number, since it is smaller than the sum of its proper divisors (494700307200).

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

223122110112 is a wasteful number, since it uses less digits than its factorization.

223122110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2608553 (or 2608533 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 223122110112 its reverse (211011221322), we get a palindrome (434133331434).

The spelling of 223122110112 in words is "two hundred twenty-three billion, one hundred twenty-two million, one hundred ten thousand, one hundred twelve".