222110112012 has 24 divisors (see below), whose sum is σ = 521436422976. Its totient is φ = 73582490448.

The previous prime is 222110111999. The next prime is 222110112023. The reversal of 222110112012 is 210211011222.

It is a junction number, because it is equal to n+sod(n) for n = 222110111982 and 222110112000.

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, 56774658 + ... + 56778569.

It is an arithmetic number, because the mean of its divisors is an integer number (21726517624).

Almost surely, 2^222110112012 is an apocalyptic number.

It is an amenable number.

222110112012 is an abundant number, since it is smaller than the sum of its proper divisors (299326310964).

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

222110112012 is a wasteful number, since it uses less digits than its factorization.

222110112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113553397 (or 113553395 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 222110112012 its reverse (210211011222), we get a palindrome (432321123234).

The spelling of 222110112012 in words is "two hundred twenty-two billion, one hundred ten million, one hundred twelve thousand, twelve".