2013123332291 has 2 divisors, whose sum is σ = 2013123332292. Its totient is φ = 2013123332290.

The previous prime is 2013123332221. The next prime is 2013123332293. The reversal of 2013123332291 is 1922333213102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2013123332291 is a prime.

Together with 2013123332293, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2013123332293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006561666145 + 1006561666146.

It is an arithmetic number, because the mean of its divisors is an integer number (1006561666146).

Almost surely, 2^{2013123332291} is an apocalyptic number.

2013123332291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013123332291 is an equidigital number, since it uses as much as digits as its factorization.

2013123332291 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

Adding to 2013123332291 its reverse (1922333213102), we get a palindrome (3935456545393).

The spelling of 2013123332291 in words is "two trillion, thirteen billion, one hundred twenty-three million, three hundred thirty-two thousand, two hundred ninety-one".