133202131213 has 2 divisors, whose sum is σ = 133202131214. Its totient is φ = 133202131212.

The previous prime is 133202131043. The next prime is 133202131241. The reversal of 133202131213 is 312131202331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125586601924 + 7615529289 = 354382^2 + 87267^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133202131213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133202131273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66601065606 + 66601065607.

It is an arithmetic number, because the mean of its divisors is an integer number (66601065607).

Almost surely, 2^133202131213 is an apocalyptic number.

It is an amenable number.

133202131213 is a deficient number, since it is larger than the sum of its proper divisors (1).

133202131213 is an equidigital number, since it uses as much as digits as its factorization.

133202131213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 133202131213 its reverse (312131202331), we get a palindrome (445333333544).

The spelling of 133202131213 in words is "one hundred thirty-three billion, two hundred two million, one hundred thirty-one thousand, two hundred thirteen".