322130209997 has 2 divisors, whose sum is σ = 322130209998. Its totient is φ = 322130209996.

The previous prime is 322130209987. The next prime is 322130210027. The reversal of 322130209997 is 799902031223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 317403784996 + 4726425001 = 563386^2 + 68749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-322130209997 is a prime.

It is a super-2 number, since 2×322130209997² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (322130209987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161065104998 + 161065104999.

It is an arithmetic number, because the mean of its divisors is an integer number (161065104999).

Almost surely, 2^322130209997 is an apocalyptic number.

It is an amenable number.

322130209997 is a deficient number, since it is larger than the sum of its proper divisors (1).

322130209997 is an equidigital number, since it uses as much as digits as its factorization.

322130209997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 367416, while the sum is 47.

The spelling of 322130209997 in words is "three hundred twenty-two billion, one hundred thirty million, two hundred nine thousand, nine hundred ninety-seven".