22031123003203 has 4 divisors (see below), whose sum is σ = 22032624900960. Its totient is φ = 22029621105448.

The previous prime is 22031123003173. The next prime is 22031123003233. The reversal of 22031123003203 is 30230032113022.

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

It is an interprime number because it is at equal distance from previous prime (22031123003173) and next prime (22031123003233).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22031123003203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22031123003233) 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, 750926875 + ... + 750956212.

It is an arithmetic number, because the mean of its divisors is an integer number (5508156225240).

Almost surely, 2^{22031123003203} is an apocalyptic number.

22031123003203 is a deficient number, since it is larger than the sum of its proper divisors (1501897757).

22031123003203 is a wasteful number, since it uses less digits than its factorization.

22031123003203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1501897756.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 22031123003203 its reverse (30230032113022), we get a palindrome (52261155116225).

The spelling of 22031123003203 in words is "twenty-two trillion, thirty-one billion, one hundred twenty-three million, three thousand, two hundred three".