112201172112 has 80 divisors (see below), whose sum is σ = 312204104960. Its totient is φ = 34607938176.

The previous prime is 112201172071. The next prime is 112201172117. The reversal of 112201172112 is 211271102211.

It is not an unprimeable number, because it can be changed into a prime (112201172117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1391338 + ... + 1469769.

It is an arithmetic number, because the mean of its divisors is an integer number (3902551312).

Almost surely, 2^112201172112 is an apocalyptic number.

112201172112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

112201172112 is an abundant number, since it is smaller than the sum of its proper divisors (200002932848).

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

112201172112 is a wasteful number, since it uses less digits than its factorization.

112201172112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861180 (or 2861174 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 21.

Adding to 112201172112 its reverse (211271102211), we get a palindrome (323472274323).

The spelling of 112201172112 in words is "one hundred twelve billion, two hundred one million, one hundred seventy-two thousand, one hundred twelve".