30320122997 has 2 divisors, whose sum is σ = 30320122998. Its totient is φ = 30320122996.

The previous prime is 30320122981. The next prime is 30320123087. The reversal of 30320122997 is 79922102303.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30001357681 + 318765316 = 173209^2 + 17854^2 .

It is a cyclic number.

It is not a de Polignac number, because 30320122997 - 2⁴ = 30320122981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30320122997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30320122957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15160061498 + 15160061499.

It is an arithmetic number, because the mean of its divisors is an integer number (15160061499).

Almost surely, 2^30320122997 is an apocalyptic number.

It is an amenable number.

30320122997 is a deficient number, since it is larger than the sum of its proper divisors (1).

30320122997 is an equidigital number, since it uses as much as digits as its factorization.

30320122997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The spelling of 30320122997 in words is "thirty billion, three hundred twenty million, one hundred twenty-two thousand, nine hundred ninety-seven".