1022222110112 has 24 divisors (see below), whose sum is σ = 2299999748256. Its totient is φ = 438095189952.

The previous prime is 1022222110109. The next prime is 1022222110127. The reversal of 1022222110112 is 2110112222201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2281745558 + ... + 2281746005.

It is an arithmetic number, because the mean of its divisors is an integer number (95833322844).

Almost surely, 2^{1022222110112} is an apocalyptic number.

It is an amenable number.

1022222110112 is an abundant number, since it is smaller than the sum of its proper divisors (1277777638144).

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

1022222110112 is an equidigital number, since it uses as much as digits as its factorization.

1022222110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4563491580 (or 4563491572 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1022222110112 its reverse (2110112222201), we get a palindrome (3132334332313).

The spelling of 1022222110112 in words is "one trillion, twenty-two billion, two hundred twenty-two million, one hundred ten thousand, one hundred twelve".