322139564441 has 2 divisors, whose sum is σ = 322139564442. Its totient is φ = 322139564440.

The previous prime is 322139564377. The next prime is 322139564459. The reversal of 322139564441 is 144465931223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253859784025 + 68279780416 = 503845^2 + 261304^2 .

It is an emirp because it is prime and its reverse (144465931223) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 322139564441 - 2⁶ = 322139564377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 322139564392 and 322139564401.

It is not a weakly prime, because it can be changed into another prime (322139560441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161069782220 + 161069782221.

It is an arithmetic number, because the mean of its divisors is an integer number (161069782221).

Almost surely, 2^322139564441 is an apocalyptic number.

It is an amenable number.

322139564441 is a deficient number, since it is larger than the sum of its proper divisors (1).

322139564441 is an equidigital number, since it uses as much as digits as its factorization.

322139564441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 44.

The spelling of 322139564441 in words is "three hundred twenty-two billion, one hundred thirty-nine million, five hundred sixty-four thousand, four hundred forty-one".