113140440021001 has 4 divisors (see below), whose sum is σ = 113140531382932. Its totient is φ = 113140348659072.

The previous prime is 113140440020987. The next prime is 113140440021017. The reversal of 113140440021001 is 100120044041311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 94129793606601 + 19010646414400 = 9702051^2 + 4360120^2 .

It is a cyclic number.

It is not a de Polignac number, because 113140440021001 - 2⁷ = 113140440020873 is a prime.

It is a super-2 number, since 2×113140440021001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113140449021001) 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, 43797516 + ... + 46308781.

It is an arithmetic number, because the mean of its divisors is an integer number (28285132845733).

Almost surely, 2^{113140440021001} is an apocalyptic number.

It is an amenable number.

113140440021001 is a deficient number, since it is larger than the sum of its proper divisors (91361931).

113140440021001 is an equidigital number, since it uses as much as digits as its factorization.

113140440021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91361930.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 113140440021001 its reverse (100120044041311), we get a palindrome (213260484062312).

The spelling of 113140440021001 in words is "one hundred thirteen trillion, one hundred forty billion, four hundred forty million, twenty-one thousand, one".