321230313222139 has 2 divisors, whose sum is σ = 321230313222140. Its totient is φ = 321230313222138.

The previous prime is 321230313222089. The next prime is 321230313222151. The reversal of 321230313222139 is 931222313032123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 321230313222139 - 2⁷ = 321230313222011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 321230313222098 and 321230313222107.

It is not a weakly prime, because it can be changed into another prime (321230313223139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160615156611069 + 160615156611070.

It is an arithmetic number, because the mean of its divisors is an integer number (160615156611070).

Almost surely, 2^{321230313222139} is an apocalyptic number.

321230313222139 is a deficient number, since it is larger than the sum of its proper divisors (1).

321230313222139 is an equidigital number, since it uses as much as digits as its factorization.

321230313222139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 37.

The spelling of 321230313222139 in words is "three hundred twenty-one trillion, two hundred thirty billion, three hundred thirteen million, two hundred twenty-two thousand, one hundred thirty-nine".