113000203223031 has 4 divisors (see below), whose sum is σ = 150666937630712. Its totient is φ = 75333468815352.

The previous prime is 113000203223009. The next prime is 113000203223087. The reversal of 113000203223031 is 130322302000311.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 113000203223031 - 2²⁹ = 112999666352119 is a prime.

It is a super-2 number, since 2×113000203223031² (a number of 29 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 = 113000203222989 and 113000203223007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113000203273031) 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, 18833367203836 + ... + 18833367203841.

It is an arithmetic number, because the mean of its divisors is an integer number (37666734407678).

Almost surely, 2^{113000203223031} is an apocalyptic number.

113000203223031 is a deficient number, since it is larger than the sum of its proper divisors (37666734407681).

113000203223031 is an equidigital number, since it uses as much as digits as its factorization.

113000203223031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37666734407680.

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

Adding to 113000203223031 its reverse (130322302000311), we get a palindrome (243322505223342).

The spelling of 113000203223031 in words is "one hundred thirteen trillion, two hundred three million, two hundred twenty-three thousand, thirty-one".