231204422134203 has 16 divisors (see below), whose sum is σ = 370854210942720. Its totient is φ = 125163296192736.

The previous prime is 231204422134183. The next prime is 231204422134237. The reversal of 231204422134203 is 302431224402132.

It is a happy number.

It is not a de Polignac number, because 231204422134203 - 2⁶ = 231204422134139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231204422134243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289729851900 + ... + 289729852697.

It is an arithmetic number, because the mean of its divisors is an integer number (23178388183920).

Almost surely, 2^{231204422134203} is an apocalyptic number.

231204422134203 is a deficient number, since it is larger than the sum of its proper divisors (139649788808517).

231204422134203 is a wasteful number, since it uses less digits than its factorization.

231204422134203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579459704626.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 231204422134203 its reverse (302431224402132), we get a palindrome (533635646536335).

The spelling of 231204422134203 in words is "two hundred thirty-one trillion, two hundred four billion, four hundred twenty-two million, one hundred thirty-four thousand, two hundred three".