321012274463 has 2 divisors, whose sum is σ = 321012274464. Its totient is φ = 321012274462.

The previous prime is 321012274447. The next prime is 321012274489. The reversal of 321012274463 is 364472210123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 321012274463 - 2⁴ = 321012274447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321012274493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160506137231 + 160506137232.

It is an arithmetic number, because the mean of its divisors is an integer number (160506137232).

Almost surely, 2^321012274463 is an apocalyptic number.

321012274463 is a deficient number, since it is larger than the sum of its proper divisors (1).

321012274463 is an equidigital number, since it uses as much as digits as its factorization.

321012274463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 35.

Adding to 321012274463 its reverse (364472210123), we get a palindrome (685484484586).

The spelling of 321012274463 in words is "three hundred twenty-one billion, twelve million, two hundred seventy-four thousand, four hundred sixty-three".