22031222133 has 8 divisors (see below), whose sum is σ = 30921013600. Its totient is φ = 13914456048.

The previous prime is 22031222111. The next prime is 22031222149. The reversal of 22031222133 is 33122213022.

It is a happy number.

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

It is not a de Polignac number, because 22031222133 - 2²¹ = 22029124981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031222333) 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, 193256278 + ... + 193256391.

It is an arithmetic number, because the mean of its divisors is an integer number (3865126700).

Almost surely, 2^22031222133 is an apocalyptic number.

It is an amenable number.

22031222133 is a deficient number, since it is larger than the sum of its proper divisors (8889791467).

22031222133 is a wasteful number, since it uses less digits than its factorization.

22031222133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386512691.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 22031222133 its reverse (33122213022), we get a palindrome (55153435155).

The spelling of 22031222133 in words is "twenty-two billion, thirty-one million, two hundred twenty-two thousand, one hundred thirty-three".