231520023010 has 16 divisors (see below), whose sum is σ = 418320593856. Its totient is φ = 92255886448.

The previous prime is 231520022959. The next prime is 231520023019. The reversal of 231520023010 is 10320025132.

It is not an unprimeable number, because it can be changed into a prime (231520023019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44012584 + ... + 44017843.

It is an arithmetic number, because the mean of its divisors is an integer number (26145037116).

Almost surely, 2^231520023010 is an apocalyptic number.

231520023010 is a deficient number, since it is larger than the sum of its proper divisors (186800570846).

231520023010 is a wasteful number, since it uses less digits than its factorization.

231520023010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88030697.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 231520023010 its reverse (10320025132), we get a palindrome (241840048142).

The spelling of 231520023010 in words is "two hundred thirty-one billion, five hundred twenty million, twenty-three thousand, ten".