1112211220112 has 20 divisors (see below), whose sum is σ = 2156061038976. Its totient is φ = 555808371360.

The previous prime is 1112211220079. The next prime is 1112211220139. The reversal of 1112211220112 is 2110221122111.

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, 18546548 + ... + 18606419.

Almost surely, 2^{1112211220112} is an apocalyptic number.

It is an amenable number.

1112211220112 is a deficient number, since it is larger than the sum of its proper divisors (1043849818864).

1112211220112 is a wasteful number, since it uses less digits than its factorization.

1112211220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37154846 (or 37154840 counting only the distinct ones).

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

Adding to 1112211220112 its reverse (2110221122111), we get a palindrome (3222432342223).

The spelling of 1112211220112 in words is "one trillion, one hundred twelve billion, two hundred eleven million, two hundred twenty thousand, one hundred twelve".