321352223407 has 2 divisors, whose sum is σ = 321352223408. Its totient is φ = 321352223406.

The previous prime is 321352223299. The next prime is 321352223417. The reversal of 321352223407 is 704322253123.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321352223407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321352223417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160676111703 + 160676111704.

It is an arithmetic number, because the mean of its divisors is an integer number (160676111704).

Almost surely, 2^321352223407 is an apocalyptic number.

321352223407 is a deficient number, since it is larger than the sum of its proper divisors (1).

321352223407 is an equidigital number, since it uses as much as digits as its factorization.

321352223407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 34.

The spelling of 321352223407 in words is "three hundred twenty-one billion, three hundred fifty-two million, two hundred twenty-three thousand, four hundred seven".