113242313444431 has 4 divisors (see below), whose sum is σ = 113243654928664. Its totient is φ = 113240971960200.

The previous prime is 113242313444423. The next prime is 113242313444441. The reversal of 113242313444431 is 134444313242311.

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

It is a cyclic number.

It is not a de Polignac number, because 113242313444431 - 2³ = 113242313444423 is a prime.

It is a super-2 number, since 2×113242313444431² (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 (113242313444411) 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, 670615485 + ... + 670784326.

It is an arithmetic number, because the mean of its divisors is an integer number (28310913732166).

Almost surely, 2^{113242313444431} is an apocalyptic number.

113242313444431 is a deficient number, since it is larger than the sum of its proper divisors (1341484233).

113242313444431 is an equidigital number, since it uses as much as digits as its factorization.

113242313444431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1341484232.

The product of its digits is 331776, while the sum is 40.

Adding to 113242313444431 its reverse (134444313242311), we get a palindrome (247686626686742).

The spelling of 113242313444431 in words is "one hundred thirteen trillion, two hundred forty-two billion, three hundred thirteen million, four hundred forty-four thousand, four hundred thirty-one".