231204107116765 has 4 divisors (see below), whose sum is σ = 277444928540124. Its totient is φ = 184963285693408.

The previous prime is 231204107116687. The next prime is 231204107116771. The reversal of 231204107116765 is 567611701402132.

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

It can be written as a sum of positive squares in 2 ways, for example, as 32409588615364 + 198794518501401 = 5692942^2 + 14099451^2 .

It is a cyclic number.

It is not a de Polignac number, because 231204107116765 - 2¹⁵ = 231204107083997 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 23120410711672 + ... + 23120410711681.

It is an arithmetic number, because the mean of its divisors is an integer number (69361232135031).

Almost surely, 2^{231204107116765} is an apocalyptic number.

It is an amenable number.

231204107116765 is a deficient number, since it is larger than the sum of its proper divisors (46240821423359).

231204107116765 is an equidigital number, since it uses as much as digits as its factorization.

231204107116765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46240821423358.

The product of its (nonzero) digits is 423360, while the sum is 46.

Adding to 231204107116765 its reverse (567611701402132), we get a palindrome (798815808518897).

The spelling of 231204107116765 in words is "two hundred thirty-one trillion, two hundred four billion, one hundred seven million, one hundred sixteen thousand, seven hundred sixty-five".