23223122522 has 4 divisors (see below), whose sum is σ = 34834683786. Its totient is φ = 11611561260.

The previous prime is 23223122513. The next prime is 23223122551. The reversal of 23223122522 is 22522132232.

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

It can be written as a sum of positive squares in only one way, i.e., 22916207161 + 306915361 = 151381^2 + 17519^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23223122491 and 23223122500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5805780629 + ... + 5805780632.

Almost surely, 2^23223122522 is an apocalyptic number.

23223122522 is a deficient number, since it is larger than the sum of its proper divisors (11611561264).

23223122522 is a wasteful number, since it uses less digits than its factorization.

23223122522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11611561263.

The product of its digits is 5760, while the sum is 26.

Adding to 23223122522 its reverse (22522132232), we get a palindrome (45745254754).

The spelling of 23223122522 in words is "twenty-three billion, two hundred twenty-three million, one hundred twenty-two thousand, five hundred twenty-two".