231400141120231 has 4 divisors (see below), whose sum is σ = 231663995329912. Its totient is φ = 231136286910552.

The previous prime is 231400141120201. The next prime is 231400141120243. The reversal of 231400141120231 is 132021141004132.

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 231400141120231 - 2²⁵ = 231400107565799 is a prime.

It is a super-2 number, since 2×231400141120231² (a number of 30 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 = 231400141120196 and 231400141120205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231400141120201) 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, 131927103525 + ... + 131927105278.

It is an arithmetic number, because the mean of its divisors is an integer number (57915998832478).

Almost surely, 2^{231400141120231} is an apocalyptic number.

231400141120231 is a deficient number, since it is larger than the sum of its proper divisors (263854209681).

231400141120231 is an equidigital number, since it uses as much as digits as its factorization.

231400141120231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263854209680.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 231400141120231 its reverse (132021141004132), we get a palindrome (363421282124363).

The spelling of 231400141120231 in words is "two hundred thirty-one trillion, four hundred billion, one hundred forty-one million, one hundred twenty thousand, two hundred thirty-one".