112201988 has 6 divisors (see below), whose sum is σ = 196353486. Its totient is φ = 56100992.

The previous prime is 112201979. The next prime is 112202009. The reversal of 112201988 is 889102211.

It can be written as a sum of positive squares in only one way, i.e., 76177984 + 36024004 = 8728^2 + 6002^2 .

It is a super-2 number, since 2×112201988² = 25178572222304288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14025245 + ... + 14025252.

It is an arithmetic number, because the mean of its divisors is an integer number (32725581).

Almost surely, 2^112201988 is an apocalyptic number.

It is an amenable number.

112201988 is a deficient number, since it is larger than the sum of its proper divisors (84151498).

112201988 is a wasteful number, since it uses less digits than its factorization.

112201988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28050501 (or 28050499 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 32.

The square root of 112201988 is about 10592.5439814994. The cubic root of 112201988 is about 482.3180525103.

The spelling of 112201988 in words is "one hundred twelve million, two hundred one thousand, nine hundred eighty-eight".