22123003201 has 4 divisors (see below), whose sum is σ = 23824772692. Its totient is φ = 20421233712.

The previous prime is 22123003187. The next prime is 22123003211. The reversal of 22123003201 is 10230032122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2397081600 + 19725921601 = 48960^2 + 140449^2 .

It is a cyclic number.

It is not a de Polignac number, because 22123003201 - 2¹⁵ = 22122970433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22123003211) 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, 850884726 + ... + 850884751.

It is an arithmetic number, because the mean of its divisors is an integer number (5956193173).

Almost surely, 2^22123003201 is an apocalyptic number.

It is an amenable number.

22123003201 is a deficient number, since it is larger than the sum of its proper divisors (1701769491).

22123003201 is a wasteful number, since it uses less digits than its factorization.

22123003201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1701769490.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 22123003201 its reverse (10230032122), we get a palindrome (32353035323).

The spelling of 22123003201 in words is "twenty-two billion, one hundred twenty-three million, three thousand, two hundred one".