133131332311 has 2 divisors, whose sum is σ = 133131332312. Its totient is φ = 133131332310.

The previous prime is 133131332293. The next prime is 133131332339. The reversal of 133131332311 is 113233131331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 133131332311 - 2¹³ = 133131324119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133131332011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66565666155 + 66565666156.

It is an arithmetic number, because the mean of its divisors is an integer number (66565666156).

Almost surely, 2^133131332311 is an apocalyptic number.

133131332311 is a deficient number, since it is larger than the sum of its proper divisors (1).

133131332311 is an equidigital number, since it uses as much as digits as its factorization.

133131332311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458, while the sum is 25.

Adding to 133131332311 its reverse (113233131331), we get a palindrome (246364463642).

The spelling of 133131332311 in words is "one hundred thirty-three billion, one hundred thirty-one million, three hundred thirty-two thousand, three hundred eleven".