231321010010 has 16 divisors (see below), whose sum is σ = 416396719872. Its totient is φ = 92524203600.

The previous prime is 231321010001. The next prime is 231321010013. The reversal of 231321010010 is 10010123132.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (231321010013) 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, 288686 + ... + 738905.

It is an arithmetic number, because the mean of its divisors is an integer number (26024794992).

Almost surely, 2^231321010010 is an apocalyptic number.

231321010010 is a deficient number, since it is larger than the sum of its proper divisors (185075709862).

231321010010 is a wasteful number, since it uses less digits than its factorization.

231321010010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050109.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 231321010010 its reverse (10010123132), we get a palindrome (241331133142).

The spelling of 231321010010 in words is "two hundred thirty-one billion, three hundred twenty-one million, ten thousand, ten".