13312120077733 has 2 divisors, whose sum is σ = 13312120077734. Its totient is φ = 13312120077732.

The previous prime is 13312120077719. The next prime is 13312120077769. The reversal of 13312120077733 is 33777002121331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11807518546849 + 1504601530884 = 3436207^2 + 1226622^2 .

It is a cyclic number.

It is not a de Polignac number, because 13312120077733 - 2¹⁷ = 13312119946661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13312120077533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656060038866 + 6656060038867.

It is an arithmetic number, because the mean of its divisors is an integer number (6656060038867).

Almost surely, 2^{13312120077733} is an apocalyptic number.

It is an amenable number.

13312120077733 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312120077733 is an equidigital number, since it uses as much as digits as its factorization.

13312120077733 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 111132, while the sum is 40.

The spelling of 13312120077733 in words is "thirteen trillion, three hundred twelve billion, one hundred twenty million, seventy-seven thousand, seven hundred thirty-three".