2113122112323 has 16 divisors (see below), whose sum is σ = 2857130249760. Its totient is φ = 1388945055744.

The previous prime is 2113122112319. The next prime is 2113122112331. The reversal of 2113122112323 is 3232112213112.

It is not a de Polignac number, because 2113122112323 - 2² = 2113122112319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2113122112293 and 2113122112302.

It is not an unprimeable number, because it can be changed into a prime (2113122112303) 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, 1149538 + ... + 2355351.

It is an arithmetic number, because the mean of its divisors is an integer number (178570640610).

Almost surely, 2^{2113122112323} is an apocalyptic number.

2113122112323 is a deficient number, since it is larger than the sum of its proper divisors (744008137437).

2113122112323 is a wasteful number, since it uses less digits than its factorization.

2113122112323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3507718.

The product of its digits is 864, while the sum is 24.

Adding to 2113122112323 its reverse (3232112213112), we get a palindrome (5345234325435).

The spelling of 2113122112323 in words is "two trillion, one hundred thirteen billion, one hundred twenty-two million, one hundred twelve thousand, three hundred twenty-three".