23231321030 has 16 divisors (see below), whose sum is σ = 41860551600. Its totient is φ = 9282712032.

The previous prime is 23231321021. The next prime is 23231321039. The reversal of 23231321030 is 3012313232.

It is an interprime number because it is at equal distance from previous prime (23231321021) and next prime (23231321039).

It is a junction number, because it is equal to n+sod(n) for n = 23231320993 and 23231321011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23231321039) 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, 1217105 + ... + 1236044.

It is an arithmetic number, because the mean of its divisors is an integer number (2616284475).

Almost surely, 2^23231321030 is an apocalyptic number.

23231321030 is a deficient number, since it is larger than the sum of its proper divisors (18629230570).

23231321030 is a wasteful number, since it uses less digits than its factorization.

23231321030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2454103.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 23231321030 its reverse (3012313232), we get a palindrome (26243634262).

The spelling of 23231321030 in words is "twenty-three billion, two hundred thirty-one million, three hundred twenty-one thousand, thirty".