22131130233 has 8 divisors (see below), whose sum is σ = 29518301248. Its totient is φ = 14749023024.

The previous prime is 22131130223. The next prime is 22131130243. The reversal of 22131130233 is 33203113122.

It is an interprime number because it is at equal distance from previous prime (22131130223) and next prime (22131130243).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22131130233 - 2⁹ = 22131129721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22131130223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1255741 + ... + 1273242.

It is an arithmetic number, because the mean of its divisors is an integer number (3689787656).

Almost surely, 2^22131130233 is an apocalyptic number.

It is an amenable number.

22131130233 is a deficient number, since it is larger than the sum of its proper divisors (7387171015).

22131130233 is a wasteful number, since it uses less digits than its factorization.

22131130233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2531903.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 22131130233 its reverse (33203113122), we get a palindrome (55334243355).

The spelling of 22131130233 in words is "twenty-two billion, one hundred thirty-one million, one hundred thirty thousand, two hundred thirty-three".