22791125001 has 4 divisors (see below), whose sum is σ = 30388166672. Its totient is φ = 15194083332.

The previous prime is 22791124997. The next prime is 22791125023. The reversal of 22791125001 is 10052119722.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 22791125001 - 2² = 22791124997 is a prime.

It is a super-2 number, since 2×22791125001² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22791125001.

It is not an unprimeable number, because it can be changed into a prime (22791125051) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 3798520831 + ... + 3798520836.

It is an arithmetic number, because the mean of its divisors is an integer number (7597041668).

Almost surely, 2^22791125001 is an apocalyptic number.

It is an amenable number.

22791125001 is a deficient number, since it is larger than the sum of its proper divisors (7597041671).

22791125001 is an equidigital number, since it uses as much as digits as its factorization.

22791125001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7597041670.

The product of its (nonzero) digits is 2520, while the sum is 30.

The spelling of 22791125001 in words is "twenty-two billion, seven hundred ninety-one million, one hundred twenty-five thousand, one".