231150424441 has 4 divisors (see below), whose sum is σ = 231760320400. Its totient is φ = 230540528484.

The previous prime is 231150424423. The next prime is 231150424457. The reversal of 231150424441 is 144424051132.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 231150424441 - 2¹⁵ = 231150391673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231150421441) 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, 304947411 + ... + 304948168.

It is an arithmetic number, because the mean of its divisors is an integer number (57940080100).

Almost surely, 2^231150424441 is an apocalyptic number.

It is an amenable number.

231150424441 is a deficient number, since it is larger than the sum of its proper divisors (609895959).

231150424441 is an equidigital number, since it uses as much as digits as its factorization.

231150424441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609895958.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 231150424441 its reverse (144424051132), we get a palindrome (375574475573).

The spelling of 231150424441 in words is "two hundred thirty-one billion, one hundred fifty million, four hundred twenty-four thousand, four hundred forty-one".