112212321320 has 32 divisors (see below), whose sum is σ = 275430244320. Its totient is φ = 40804480320.

The previous prime is 112212321313. The next prime is 112212321359. The reversal of 112212321320 is 23123212211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 112212321292 and 112212321301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127513562 + ... + 127514441.

It is an arithmetic number, because the mean of its divisors is an integer number (8607195135).

Almost surely, 2^112212321320 is an apocalyptic number.

112212321320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

112212321320 is an abundant number, since it is smaller than the sum of its proper divisors (163217923000).

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

112212321320 is a wasteful number, since it uses less digits than its factorization.

112212321320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255028025 (or 255028021 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 112212321320 its reverse (23123212211), we get a palindrome (135335533531).

The spelling of 112212321320 in words is "one hundred twelve billion, two hundred twelve million, three hundred twenty-one thousand, three hundred twenty".