131212320333383 has 2 divisors, whose sum is σ = 131212320333384. Its totient is φ = 131212320333382.

The previous prime is 131212320333337. The next prime is 131212320333463. The reversal of 131212320333383 is 383333023212131.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131212320333383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131212320233383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65606160166691 + 65606160166692.

It is an arithmetic number, because the mean of its divisors is an integer number (65606160166692).

Almost surely, 2^{131212320333383} is an apocalyptic number.

131212320333383 is a deficient number, since it is larger than the sum of its proper divisors (1).

131212320333383 is an equidigital number, since it uses as much as digits as its factorization.

131212320333383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 38.

The spelling of 131212320333383 in words is "one hundred thirty-one trillion, two hundred twelve billion, three hundred twenty million, three hundred thirty-three thousand, three hundred eighty-three".