23001322721822 has 4 divisors (see below), whose sum is σ = 34501984082736. Its totient is φ = 11500661360910.

The previous prime is 23001322721809. The next prime is 23001322721879. The reversal of 23001322721822 is 22812722310032.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5750330680454 + ... + 5750330680457.

It is an arithmetic number, because the mean of its divisors is an integer number (8625496020684).

Almost surely, 2^{23001322721822} is an apocalyptic number.

23001322721822 is a deficient number, since it is larger than the sum of its proper divisors (11500661360914).

23001322721822 is a wasteful number, since it uses less digits than its factorization.

23001322721822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11500661360913.

The product of its (nonzero) digits is 32256, while the sum is 35.

The spelling of 23001322721822 in words is "twenty-three trillion, one billion, three hundred twenty-two million, seven hundred twenty-one thousand, eight hundred twenty-two".