113222311331 has 4 divisors (see below), whose sum is σ = 114389551752. Its totient is φ = 112055070912.

The previous prime is 113222311277. The next prime is 113222311333. The reversal of 113222311331 is 133113222311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 133113222311 = 19 ⋅7005959069.

It is a cyclic number.

It is not a de Polignac number, because 113222311331 - 2¹⁴ = 113222294947 is a prime.

It is a super-2 number, since 2×113222311331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 113222311297 and 113222311306.

It is not an unprimeable number, because it can be changed into a prime (113222311333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583620065 + ... + 583620258.

It is an arithmetic number, because the mean of its divisors is an integer number (28597387938).

Almost surely, 2^113222311331 is an apocalyptic number.

113222311331 is a deficient number, since it is larger than the sum of its proper divisors (1167240421).

113222311331 is an equidigital number, since it uses as much as digits as its factorization.

113222311331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167240420.

The product of its digits is 648, while the sum is 23.

Adding to 113222311331 its reverse (133113222311), we get a palindrome (246335533642).

The spelling of 113222311331 in words is "one hundred thirteen billion, two hundred twenty-two million, three hundred eleven thousand, three hundred thirty-one".