2120232111113 has 4 divisors (see below), whose sum is σ = 2212416115968. Its totient is φ = 2028048106260.

The previous prime is 2120232111077. The next prime is 2120232111157. The reversal of 2120232111113 is 3111112320212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2120232111113 - 2²² = 2120227916809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120232116113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46092002393 + ... + 46092002438.

It is an arithmetic number, because the mean of its divisors is an integer number (553104028992).

Almost surely, 2^{2120232111113} is an apocalyptic number.

2120232111113 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2120232111113 is a deficient number, since it is larger than the sum of its proper divisors (92184004855).

2120232111113 is an equidigital number, since it uses as much as digits as its factorization.

2120232111113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92184004854.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 2120232111113 its reverse (3111112320212), we get a palindrome (5231344431325).

The spelling of 2120232111113 in words is "two trillion, one hundred twenty billion, two hundred thirty-two million, one hundred eleven thousand, one hundred thirteen".