13312213301381 has 2 divisors, whose sum is σ = 13312213301382. Its totient is φ = 13312213301380.

The previous prime is 13312213301353. The next prime is 13312213301549. The reversal of 13312213301381 is 18310331221331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10065333653281 + 3246879648100 = 3172591^2 + 1801910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13312213301381 is a prime.

It is a super-2 number, since 2×13312213301381² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13312213301081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656106650690 + 6656106650691.

It is an arithmetic number, because the mean of its divisors is an integer number (6656106650691).

Almost surely, 2^{13312213301381} is an apocalyptic number.

It is an amenable number.

13312213301381 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312213301381 is an equidigital number, since it uses as much as digits as its factorization.

13312213301381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 13312213301381 in words is "thirteen trillion, three hundred twelve billion, two hundred thirteen million, three hundred one thousand, three hundred eighty-one".