2133421311349 has 2 divisors, whose sum is σ = 2133421311350. Its totient is φ = 2133421311348.

The previous prime is 2133421311319. The next prime is 2133421311377. The reversal of 2133421311349 is 9431131243312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1615479130225 + 517942181124 = 1271015^2 + 719682^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133421311349 - 2⁷ = 2133421311221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2133421311319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066710655674 + 1066710655675.

It is an arithmetic number, because the mean of its divisors is an integer number (1066710655675).

Almost surely, 2^{2133421311349} is an apocalyptic number.

It is an amenable number.

2133421311349 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133421311349 is an equidigital number, since it uses as much as digits as its factorization.

2133421311349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46656, while the sum is 37.

The spelling of 2133421311349 in words is "two trillion, one hundred thirty-three billion, four hundred twenty-one million, three hundred eleven thousand, three hundred forty-nine".