22031021133 has 12 divisors (see below), whose sum is σ = 34715548608. Its totient is φ = 13352133960.

The previous prime is 22031021081. The next prime is 22031021167. The reversal of 22031021133 is 33112013022.

22031021133 is a `hidden beast` number, since 220 + 310 + 2 + 1 + 133 = 666.

It is not a de Polignac number, because 22031021133 - 2⁹ = 22031020621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22031031133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111267685 + ... + 111267882.

It is an arithmetic number, because the mean of its divisors is an integer number (2892962384).

Almost surely, 2^22031021133 is an apocalyptic number.

It is an amenable number.

22031021133 is a deficient number, since it is larger than the sum of its proper divisors (12684527475).

22031021133 is a wasteful number, since it uses less digits than its factorization.

22031021133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222535584 (or 222535581 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 22031021133 its reverse (33112013022), we get a palindrome (55143034155).

The spelling of 22031021133 in words is "twenty-two billion, thirty-one million, twenty-one thousand, one hundred thirty-three".