112112734221 has 12 divisors (see below), whose sum is σ = 161951873148. Its totient is φ = 74736627264.

The previous prime is 112112734207. The next prime is 112112734229. The reversal of 112112734221 is 122437211211.

112112734221 is a `hidden beast` number, since 1 + 1 + 211 + 27 + 3 + 422 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 46954556100 + 65158178121 = 216690^2 + 255261^2 .

It is not a de Polignac number, because 112112734221 - 2²⁵ = 112079179789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112112734229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 293950 + ... + 557343.

It is an arithmetic number, because the mean of its divisors is an integer number (13495989429).

Almost surely, 2^112112734221 is an apocalyptic number.

It is an amenable number.

112112734221 is a deficient number, since it is larger than the sum of its proper divisors (49839138927).

112112734221 is a wasteful number, since it uses less digits than its factorization.

112112734221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865932 (or 865929 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

Adding to 112112734221 its reverse (122437211211), we get a palindrome (234549945432).

The spelling of 112112734221 in words is "one hundred twelve billion, one hundred twelve million, seven hundred thirty-four thousand, two hundred twenty-one".