113213221211311 has 16 divisors (see below), whose sum is σ = 128339594490240. Its totient is φ = 99003718804320.

The previous prime is 113213221211249. The next prime is 113213221211347. The reversal of 113213221211311 is 113112122312311.

It is a cyclic number.

It is not a de Polignac number, because 113213221211311 - 2²¹ = 113213219114159 is a prime.

It is a super-2 number, since 2×113213221211311² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113213221214311) 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, 46385076 + ... + 48764758.

It is an arithmetic number, because the mean of its divisors is an integer number (8021224655640).

Almost surely, 2^{113213221211311} is an apocalyptic number.

113213221211311 is a deficient number, since it is larger than the sum of its proper divisors (15126373278929).

113213221211311 is a wasteful number, since it uses less digits than its factorization.

113213221211311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2572326.

The product of its digits is 432, while the sum is 25.

Adding to 113213221211311 its reverse (113112122312311), we get a palindrome (226325343523622).

The spelling of 113213221211311 in words is "one hundred thirteen trillion, two hundred thirteen billion, two hundred twenty-one million, two hundred eleven thousand, three hundred eleven".