22100121133 has 2 divisors, whose sum is σ = 22100121134. Its totient is φ = 22100121132.

The previous prime is 22100121107. The next prime is 22100121139. The reversal of 22100121133 is 33112100122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17554395049 + 4545726084 = 132493^2 + 67422^2 .

It is a cyclic number.

It is not a de Polignac number, because 22100121133 - 2³³ = 13510186541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22100121139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050060566 + 11050060567.

It is an arithmetic number, because the mean of its divisors is an integer number (11050060567).

Almost surely, 2^22100121133 is an apocalyptic number.

It is an amenable number.

22100121133 is a deficient number, since it is larger than the sum of its proper divisors (1).

22100121133 is an equidigital number, since it uses as much as digits as its factorization.

22100121133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22100121133 its reverse (33112100122), we get a palindrome (55212221255).

The spelling of 22100121133 in words is "twenty-two billion, one hundred million, one hundred twenty-one thousand, one hundred thirty-three".