231113021122 has 8 divisors (see below), whose sum is σ = 346671945036. Its totient is φ = 115555706112.

The previous prime is 231113021101. The next prime is 231113021147. The reversal of 231113021122 is 221120311132.

It can be written as a sum of positive squares in 2 ways, for example, as 230783199201 + 329821921 = 480399^2 + 18161^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 231113021122.

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, 65818 + ... + 683050.

Almost surely, 2^231113021122 is an apocalyptic number.

231113021122 is a deficient number, since it is larger than the sum of its proper divisors (115558923914).

231113021122 is a wasteful number, since it uses less digits than its factorization.

231113021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 804452.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 231113021122 its reverse (221120311132), we get a palindrome (452233332254).

The spelling of 231113021122 in words is "two hundred thirty-one billion, one hundred thirteen million, twenty-one thousand, one hundred twenty-two".