231323010222 has 16 divisors (see below), whose sum is σ = 462651690240. Its totient is φ = 77106725112.

The previous prime is 231323010173. The next prime is 231323010223. The reversal of 231323010222 is 222010323132.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231323010223) 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, 445473 + ... + 813075.

It is an arithmetic number, because the mean of its divisors is an integer number (28915730640).

Almost surely, 2^231323010222 is an apocalyptic number.

231323010222 is an abundant number, since it is smaller than the sum of its proper divisors (231328680018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231323010222 is a wasteful number, since it uses less digits than its factorization.

231323010222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472487.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 231323010222 its reverse (222010323132), we get a palindrome (453333333354).

The spelling of 231323010222 in words is "two hundred thirty-one billion, three hundred twenty-three million, ten thousand, two hundred twenty-two".