2113031113023 has 32 divisors (see below), whose sum is σ = 2867031611136. Its totient is φ = 1384052237568.

The previous prime is 2113031113021. The next prime is 2113031113027. The reversal of 2113031113023 is 3203111303112.

It is a happy number.

It is not a de Polignac number, because 2113031113023 - 2¹ = 2113031113021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113031113021) 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, 132778515 + ... + 132794427.

It is an arithmetic number, because the mean of its divisors is an integer number (89594737848).

Almost surely, 2^{2113031113023} is an apocalyptic number.

2113031113023 is a deficient number, since it is larger than the sum of its proper divisors (754000498113).

2113031113023 is a wasteful number, since it uses less digits than its factorization.

2113031113023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18903.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 2113031113023 its reverse (3203111303112), we get a palindrome (5316142416135).

The spelling of 2113031113023 in words is "two trillion, one hundred thirteen billion, thirty-one million, one hundred thirteen thousand, twenty-three".