23011045522 has 4 divisors (see below), whose sum is σ = 34516568286. Its totient is φ = 11505522760.

The previous prime is 23011045517. The next prime is 23011045571. The reversal of 23011045522 is 22554011032.

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., 22958613441 + 52432081 = 151521^2 + 7241^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5752761379 + ... + 5752761382.

Almost surely, 2^23011045522 is an apocalyptic number.

23011045522 is a deficient number, since it is larger than the sum of its proper divisors (11505522764).

23011045522 is a wasteful number, since it uses less digits than its factorization.

23011045522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11505522763.

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 23011045522 its reverse (22554011032), we get a palindrome (45565056554).

The spelling of 23011045522 in words is "twenty-three billion, eleven million, forty-five thousand, five hundred twenty-two".