23122223022 has 32 divisors (see below), whose sum is σ = 50544221184. Its totient is φ = 7020028800.

The previous prime is 23122222997. The next prime is 23122223063. The reversal of 23122223022 is 22032222132.

It is a self number, because there is not a number n which added to its sum of digits gives 23122223022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3653104 + ... + 3659427.

It is an arithmetic number, because the mean of its divisors is an integer number (1579506912).

Almost surely, 2^23122223022 is an apocalyptic number.

23122223022 is an abundant number, since it is smaller than the sum of its proper divisors (27421998162).

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

23122223022 is a wasteful number, since it uses less digits than its factorization.

23122223022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7312584.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 23122223022 its reverse (22032222132), we get a palindrome (45154445154).

The spelling of 23122223022 in words is "twenty-three billion, one hundred twenty-two million, two hundred twenty-three thousand, twenty-two".