112100002131 has 16 divisors (see below), whose sum is σ = 166156497920. Its totient is φ = 66759305760.

The previous prime is 112100002129. The next prime is 112100002171. The reversal of 112100002131 is 131200001211.

It is not a de Polignac number, because 112100002131 - 2¹ = 112100002129 is a prime.

It is a super-2 number, since 2×112100002131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112100002171) 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, 46359421 + ... + 46361838.

It is an arithmetic number, because the mean of its divisors is an integer number (10384781120).

Almost surely, 2^112100002131 is an apocalyptic number.

112100002131 is a deficient number, since it is larger than the sum of its proper divisors (54056495789).

112100002131 is a wasteful number, since it uses less digits than its factorization.

112100002131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92721306.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 112100002131 its reverse (131200001211), we get a palindrome (243300003342).

The spelling of 112100002131 in words is "one hundred twelve billion, one hundred million, two thousand, one hundred thirty-one".