2113321323 has 8 divisors (see below), whose sum is σ = 2983512528. Its totient is φ = 1326005504.

The previous prime is 2113321307. The next prime is 2113321339. The reversal of 2113321323 is 3231233112.

It is an interprime number because it is at equal distance from previous prime (2113321307) and next prime (2113321339).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2113321323 - 2⁴ = 2113321307 is a prime.

It is a super-2 number, since 2×2113321323² = 8932254028492940658, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2113321323.

It is not an unprimeable number, because it can be changed into a prime (2113321123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20718786 + ... + 20718887.

It is an arithmetic number, because the mean of its divisors is an integer number (372939066).

Almost surely, 2^2113321323 is an apocalyptic number.

2113321323 is a deficient number, since it is larger than the sum of its proper divisors (870191205).

2113321323 is a wasteful number, since it uses less digits than its factorization.

2113321323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41437693.

The product of its digits is 648, while the sum is 21.

The square root of 2113321323 is about 45970.8747251997. The cubic root of 2113321323 is about 1283.2812386492.

Adding to 2113321323 its reverse (3231233112), we get a palindrome (5344554435).

The spelling of 2113321323 in words is "two billion, one hundred thirteen million, three hundred twenty-one thousand, three hundred twenty-three".