22331220133 has 8 divisors (see below), whose sum is σ = 22530455552. Its totient is φ = 22132350576.

The previous prime is 22331220103. The next prime is 22331220139. The reversal of 22331220133 is 33102213322.

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

It is a cyclic number.

It is not a de Polignac number, because 22331220133 - 2⁵ = 22331220101 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 (22331220139) 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, 31891 + ... + 213727.

It is an arithmetic number, because the mean of its divisors is an integer number (2816306944).

Almost surely, 2^22331220133 is an apocalyptic number.

It is an amenable number.

22331220133 is a deficient number, since it is larger than the sum of its proper divisors (199235419).

22331220133 is a wasteful number, since it uses less digits than its factorization.

22331220133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182931.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 22331220133 its reverse (33102213322), we get a palindrome (55433433455).

The spelling of 22331220133 in words is "twenty-two billion, three hundred thirty-one million, two hundred twenty thousand, one hundred thirty-three".