113140332221 has 4 divisors (see below), whose sum is σ = 129303236832. Its totient is φ = 96977427612.

The previous prime is 113140332199. The next prime is 113140332223. The reversal of 113140332221 is 122233041311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113140332221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113140332223) 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, 8081452295 + ... + 8081452308.

It is an arithmetic number, because the mean of its divisors is an integer number (32325809208).

Almost surely, 2^113140332221 is an apocalyptic number.

It is an amenable number.

113140332221 is a deficient number, since it is larger than the sum of its proper divisors (16162904611).

113140332221 is an equidigital number, since it uses as much as digits as its factorization.

113140332221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16162904610.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 113140332221 its reverse (122233041311), we get a palindrome (235373373532).

The spelling of 113140332221 in words is "one hundred thirteen billion, one hundred forty million, three hundred thirty-two thousand, two hundred twenty-one".