113211313321 has 12 divisors (see below), whose sum is σ = 116620710400. Its totient is φ = 109883445048.

The previous prime is 113211313307. The next prime is 113211313361. The reversal of 113211313321 is 123313112311.

It is not a de Polignac number, because 113211313321 - 2¹⁹ = 113210789033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113211313292 and 113211313301.

It is not an unprimeable number, because it can be changed into a prime (113211313361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 69160 + ... + 480838.

Almost surely, 2^113211313321 is an apocalyptic number.

It is an amenable number.

113211313321 is a deficient number, since it is larger than the sum of its proper divisors (3409397079).

113211313321 is an frugal number, since it uses more digits than its factorization.

113211313321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411876 (or 411817 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

Adding to 113211313321 its reverse (123313112311), we get a palindrome (236524425632).

The spelling of 113211313321 in words is "one hundred thirteen billion, two hundred eleven million, three hundred thirteen thousand, three hundred twenty-one".