22123201003 has 4 divisors (see below), whose sum is σ = 22284684360. Its totient is φ = 21961717648.

The previous prime is 22123200811. The next prime is 22123201043. The reversal of 22123201003 is 30010232122.

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

It is a cyclic number.

It is not a de Polignac number, because 22123201003 - 2²⁵ = 22089646571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22123201043) 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, 80741473 + ... + 80741746.

It is an arithmetic number, because the mean of its divisors is an integer number (5571171090).

Almost surely, 2^22123201003 is an apocalyptic number.

22123201003 is a deficient number, since it is larger than the sum of its proper divisors (161483357).

22123201003 is a wasteful number, since it uses less digits than its factorization.

22123201003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161483356.

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

Adding to 22123201003 its reverse (30010232122), we get a palindrome (52133433125).

The spelling of 22123201003 in words is "twenty-two billion, one hundred twenty-three million, two hundred one thousand, three".