23130321022 has 4 divisors (see below), whose sum is σ = 34695481536. Its totient is φ = 11565160510.

The previous prime is 23130320959. The next prime is 23130321029. The reversal of 23130321022 is 22012303132.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23130321029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5782580254 + ... + 5782580257.

It is an arithmetic number, because the mean of its divisors is an integer number (8673870384).

Almost surely, 2^23130321022 is an apocalyptic number.

23130321022 is a deficient number, since it is larger than the sum of its proper divisors (11565160514).

23130321022 is a wasteful number, since it uses less digits than its factorization.

23130321022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11565160513.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23130321022 its reverse (22012303132), we get a palindrome (45142624154).

The spelling of 23130321022 in words is "twenty-three billion, one hundred thirty million, three hundred twenty-one thousand, twenty-two".