113321221323 has 8 divisors (see below), whose sum is σ = 151116096000. Its totient is φ = 75536913768.

The previous prime is 113321221319. The next prime is 113321221369. The reversal of 113321221323 is 323122123311.

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

It is not a de Polignac number, because 113321221323 - 2² = 113321221319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113321221293 and 113321221302.

It is not an unprimeable number, because it can be changed into a prime (113321221393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2616723 + ... + 2659676.

It is an arithmetic number, because the mean of its divisors is an integer number (18889512000).

Almost surely, 2^113321221323 is an apocalyptic number.

113321221323 is a deficient number, since it is larger than the sum of its proper divisors (37794874677).

113321221323 is an equidigital number, since it uses as much as digits as its factorization.

113321221323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5283561.

The product of its digits is 1296, while the sum is 24.

Adding to 113321221323 its reverse (323122123311), we get a palindrome (436443344634).

The spelling of 113321221323 in words is "one hundred thirteen billion, three hundred twenty-one million, two hundred twenty-one thousand, three hundred twenty-three".