2113022231243 has 16 divisors (see below), whose sum is σ = 2637925278720. Its totient is φ = 1644318360000.

The previous prime is 2113022231189. The next prime is 2113022231267. The reversal of 2113022231243 is 3421322203112.

It is a cyclic number.

It is not a de Polignac number, because 2113022231243 - 2⁸ = 2113022230987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113022231843) 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, 18212378 + ... + 18328031.

It is an arithmetic number, because the mean of its divisors is an integer number (164870329920).

Almost surely, 2^{2113022231243} is an apocalyptic number.

2113022231243 is a deficient number, since it is larger than the sum of its proper divisors (524903047477).

2113022231243 is a wasteful number, since it uses less digits than its factorization.

2113022231243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36541178.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 2113022231243 its reverse (3421322203112), we get a palindrome (5534344434355).

The spelling of 2113022231243 in words is "two trillion, one hundred thirteen billion, twenty-two million, two hundred thirty-one thousand, two hundred forty-three".