231224104 has 16 divisors (see below), whose sum is σ = 433720800. Its totient is φ = 115565232.

The previous prime is 231223999. The next prime is 231224113. The reversal of 231224104 is 401422132.

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, 24229 + ... + 32395.

It is an arithmetic number, because the mean of its divisors is an integer number (27107550).

Almost surely, 2^231224104 is an apocalyptic number.

It is an amenable number.

231224104 is a deficient number, since it is larger than the sum of its proper divisors (202496696).

231224104 is a wasteful number, since it uses less digits than its factorization.

231224104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11712 (or 11708 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 231224104 is about 15206.0548466721. The cubic root of 231224104 is about 613.7776005607. Note that the first 3 decimals are identical.

Adding to 231224104 its reverse (401422132), we get a palindrome (632646236).

The spelling of 231224104 in words is "two hundred thirty-one million, two hundred twenty-four thousand, one hundred four".