112112021203 has 32 divisors (see below), whose sum is σ = 143181545472. Its totient is φ = 85392748800.

The previous prime is 112112021179. The next prime is 112112021237. The reversal of 112112021203 is 302120211211.

It is a de Polignac number, because none of the positive numbers 2^k-112112021203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (112112021603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 434775 + ... + 642847.

It is an arithmetic number, because the mean of its divisors is an integer number (4474423296).

Almost surely, 2^112112021203 is an apocalyptic number.

112112021203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

112112021203 is a deficient number, since it is larger than the sum of its proper divisors (31069524269).

112112021203 is a wasteful number, since it uses less digits than its factorization.

112112021203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208315.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 112112021203 its reverse (302120211211), we get a palindrome (414232232414).

The spelling of 112112021203 in words is "one hundred twelve billion, one hundred twelve million, twenty-one thousand, two hundred three".