22331223133 has 16 divisors (see below), whose sum is σ = 23287824000. Its totient is φ = 21387604672.

The previous prime is 22331223077. The next prime is 22331223179. The reversal of 22331223133 is 33132213322.

It is a cyclic number.

It is not a de Polignac number, because 22331223133 - 2²¹ = 22329125981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22331223098 and 22331223107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22331223533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2460558 + ... + 2469616.

It is an arithmetic number, because the mean of its divisors is an integer number (1455489000).

Almost surely, 2^22331223133 is an apocalyptic number.

It is an amenable number.

22331223133 is a deficient number, since it is larger than the sum of its proper divisors (956600867).

22331223133 is a wasteful number, since it uses less digits than its factorization.

22331223133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9764.

The product of its digits is 3888, while the sum is 25.

Adding to 22331223133 its reverse (33132213322), we get a palindrome (55463436455).

The spelling of 22331223133 in words is "twenty-two billion, three hundred thirty-one million, two hundred twenty-three thousand, one hundred thirty-three".