113521023003143 has 16 divisors (see below), whose sum is σ = 137443398303744. Its totient is φ = 91531037685120.

The previous prime is 113521023003121. The next prime is 113521023003169. The reversal of 113521023003143 is 341300320125311.

It is not a de Polignac number, because 113521023003143 - 2⁴⁴ = 95928836958727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113521023003743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254710055 + ... + 255155352.

It is an arithmetic number, because the mean of its divisors is an integer number (8590212393984).

Almost surely, 2^{113521023003143} is an apocalyptic number.

113521023003143 is a deficient number, since it is larger than the sum of its proper divisors (23922375300601).

113521023003143 is a wasteful number, since it uses less digits than its factorization.

113521023003143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509867302.

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 113521023003143 its reverse (341300320125311), we get a palindrome (454821343128454).

The spelling of 113521023003143 in words is "one hundred thirteen trillion, five hundred twenty-one billion, twenty-three million, three thousand, one hundred forty-three".