120220222312997 has 2 divisors, whose sum is σ = 120220222312998. Its totient is φ = 120220222312996.

The previous prime is 120220222312913. The next prime is 120220222313047. The reversal of 120220222312997 is 799213222022021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112518759240196 + 7701463072801 = 10607486^2 + 2775151^2 .

It is a cyclic number.

It is not a de Polignac number, because 120220222312997 - 2⁸ = 120220222312741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120220222312907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60110111156498 + 60110111156499.

It is an arithmetic number, because the mean of its divisors is an integer number (60110111156499).

Almost surely, 2^{120220222312997} is an apocalyptic number.

It is an amenable number.

120220222312997 is a deficient number, since it is larger than the sum of its proper divisors (1).

120220222312997 is an equidigital number, since it uses as much as digits as its factorization.

120220222312997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 120220222312997 in words is "one hundred twenty trillion, two hundred twenty billion, two hundred twenty-two million, three hundred twelve thousand, nine hundred ninety-seven".