231320413435 has 4 divisors (see below), whose sum is σ = 277584496128. Its totient is φ = 185056330744.

The previous prime is 231320413321. The next prime is 231320413453. The reversal of 231320413435 is 534314023132.

It is a happy number.

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 231320413435 - 2¹⁵ = 231320380667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 231320413397 and 231320413406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23132041339 + ... + 23132041348.

It is an arithmetic number, because the mean of its divisors is an integer number (69396124032).

Almost surely, 2^231320413435 is an apocalyptic number.

231320413435 is a deficient number, since it is larger than the sum of its proper divisors (46264082693).

231320413435 is an equidigital number, since it uses as much as digits as its factorization.

231320413435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46264082692.

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 231320413435 its reverse (534314023132), we get a palindrome (765634436567).

The spelling of 231320413435 in words is "two hundred thirty-one billion, three hundred twenty million, four hundred thirteen thousand, four hundred thirty-five".