20113100023112 has 16 divisors (see below), whose sum is σ = 37733823713340. Its totient is φ = 10050747032896.

The previous prime is 20113100023109. The next prime is 20113100023147. The reversal of 20113100023112 is 21132000131102.

It can be written as a sum of positive squares in 2 ways, for example, as 18300377075236 + 1812722947876 = 4277894^2 + 1346374^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 725357603 + ... + 725385330.

Almost surely, 2^{20113100023112} is an apocalyptic number.

It is an amenable number.

20113100023112 is a deficient number, since it is larger than the sum of its proper divisors (17620723690228).

20113100023112 is a wasteful number, since it uses less digits than its factorization.

20113100023112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450744672 (or 1450744668 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 20113100023112 its reverse (21132000131102), we get a palindrome (41245100154214).

The spelling of 20113100023112 in words is "twenty trillion, one hundred thirteen billion, one hundred million, twenty-three thousand, one hundred twelve".