22231131203 has 4 divisors (see below), whose sum is σ = 23401190760. Its totient is φ = 21061071648.

The previous prime is 22231131191. The next prime is 22231131269. The reversal of 22231131203 is 30213113222.

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 22231131203 - 2¹⁴ = 22231114819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22231131283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 585029750 + ... + 585029787.

It is an arithmetic number, because the mean of its divisors is an integer number (5850297690).

Almost surely, 2^22231131203 is an apocalyptic number.

22231131203 is a deficient number, since it is larger than the sum of its proper divisors (1170059557).

22231131203 is a wasteful number, since it uses less digits than its factorization.

22231131203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170059556.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22231131203 its reverse (30213113222), we get a palindrome (52444244425).

The spelling of 22231131203 in words is "twenty-two billion, two hundred thirty-one million, one hundred thirty-one thousand, two hundred three".