22122320001 has 4 divisors (see below), whose sum is σ = 29496426672. Its totient is φ = 14748213332.

The previous prime is 22122319981. The next prime is 22122320039. The reversal of 22122320001 is 10002322122.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 22122320001 - 2⁷ = 22122319873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22122320041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3687053331 + ... + 3687053336.

It is an arithmetic number, because the mean of its divisors is an integer number (7374106668).

Almost surely, 2^22122320001 is an apocalyptic number.

It is an amenable number.

22122320001 is a deficient number, since it is larger than the sum of its proper divisors (7374106671).

22122320001 is an equidigital number, since it uses as much as digits as its factorization.

22122320001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7374106670.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22122320001 its reverse (10002322122), we get a palindrome (32124642123).

The spelling of 22122320001 in words is "twenty-two billion, one hundred twenty-two million, three hundred twenty thousand, one".