321420010121383 has 2 divisors, whose sum is σ = 321420010121384. Its totient is φ = 321420010121382.

The previous prime is 321420010121299. The next prime is 321420010121389. The reversal of 321420010121383 is 383121010024123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321420010121383 - 2²⁵ = 321419976566951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321420010121389) 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, 160710005060691 + 160710005060692.

It is an arithmetic number, because the mean of its divisors is an integer number (160710005060692).

Almost surely, 2^{321420010121383} is an apocalyptic number.

321420010121383 is a deficient number, since it is larger than the sum of its proper divisors (1).

321420010121383 is an equidigital number, since it uses as much as digits as its factorization.

321420010121383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 321420010121383 in words is "three hundred twenty-one trillion, four hundred twenty billion, ten million, one hundred twenty-one thousand, three hundred eighty-three".