231310100022 has 8 divisors (see below), whose sum is σ = 462620200056. Its totient is φ = 77103366672.

The previous prime is 231310100009. The next prime is 231310100039. The reversal of 231310100022 is 220001013132.

It is a sphenic number, since it is the product of 3 distinct primes.

231310100022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 231310099974 and 231310100010.

It is a congruent number.

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, 19275841663 + ... + 19275841674.

It is an arithmetic number, because the mean of its divisors is an integer number (57827525007).

Almost surely, 2^231310100022 is an apocalyptic number.

231310100022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

231310100022 is a wasteful number, since it uses less digits than its factorization.

231310100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38551683342.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 231310100022 its reverse (220001013132), we get a palindrome (451311113154).

The spelling of 231310100022 in words is "two hundred thirty-one billion, three hundred ten million, one hundred thousand, twenty-two".