13231411120231 has 4 divisors (see below), whose sum is σ = 13239790736200. Its totient is φ = 13223031504264.

The previous prime is 13231411120219. The next prime is 13231411120243. The reversal of 13231411120231 is 13202111413231.

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

It is an interprime number because it is at equal distance from previous prime (13231411120219) and next prime (13231411120243).

It is a cyclic number.

It is not a de Polignac number, because 13231411120231 - 2⁵ = 13231411120199 is a prime.

It is a super-2 number, since 2×13231411120231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13231411120196 and 13231411120205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13231411120531) 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, 4189805616 + ... + 4189808773.

It is an arithmetic number, because the mean of its divisors is an integer number (3309947684050).

Almost surely, 2^{13231411120231} is an apocalyptic number.

13231411120231 is a deficient number, since it is larger than the sum of its proper divisors (8379615969).

13231411120231 is an equidigital number, since it uses as much as digits as its factorization.

13231411120231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8379615968.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 13231411120231 its reverse (13202111413231), we get a palindrome (26433522533462).

The spelling of 13231411120231 in words is "thirteen trillion, two hundred thirty-one billion, four hundred eleven million, one hundred twenty thousand, two hundred thirty-one".