113312232001 has 4 divisors (see below), whose sum is σ = 113424091092. Its totient is φ = 113200372912.

The previous prime is 113312231983. The next prime is 113312232017. The reversal of 113312232001 is 100232213311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100232213311 = 3449 ⋅29061239.

It can be written as a sum of positive squares in 2 ways, for example, as 16880245776 + 96431986225 = 129924^2 + 310535^2 .

It is a cyclic number.

It is not a de Polignac number, because 113312232001 - 2⁹ = 113312231489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113312232001.

It is not an unprimeable number, because it can be changed into a prime (113312232301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55928026 + ... + 55930051.

It is an arithmetic number, because the mean of its divisors is an integer number (28356022773).

Almost surely, 2^113312232001 is an apocalyptic number.

It is an amenable number.

113312232001 is a deficient number, since it is larger than the sum of its proper divisors (111859091).

113312232001 is a wasteful number, since it uses less digits than its factorization.

113312232001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111859090.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 113312232001 its reverse (100232213311), we get a palindrome (213544445312).

The spelling of 113312232001 in words is "one hundred thirteen billion, three hundred twelve million, two hundred thirty-two thousand, one".