13133221133 has 2 divisors, whose sum is σ = 13133221134. Its totient is φ = 13133221132.

The previous prime is 13133221093. The next prime is 13133221141. The reversal of 13133221133 is 33112233131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12382570729 + 750650404 = 111277^2 + 27398^2 .

It is a cyclic number.

It is not a de Polignac number, because 13133221133 - 2⁶ = 13133221069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13133221099 and 13133221108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13133221183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6566610566 + 6566610567.

It is an arithmetic number, because the mean of its divisors is an integer number (6566610567).

Almost surely, 2^13133221133 is an apocalyptic number.

It is an amenable number.

13133221133 is a deficient number, since it is larger than the sum of its proper divisors (1).

13133221133 is an equidigital number, since it uses as much as digits as its factorization.

13133221133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 23.

Adding to 13133221133 its reverse (33112233131), we get a palindrome (46245454264).

The spelling of 13133221133 in words is "thirteen billion, one hundred thirty-three million, two hundred twenty-one thousand, one hundred thirty-three".