12320002120117 has 2 divisors, whose sum is σ = 12320002120118. Its totient is φ = 12320002120116.

The previous prime is 12320002120087. The next prime is 12320002120121. The reversal of 12320002120117 is 71102120002321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9543243137796 + 2776758982321 = 3089214^2 + 1666361^2 .

It is a cyclic number.

It is not a de Polignac number, because 12320002120117 - 2¹⁹ = 12320001595829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12320002120157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160001060058 + 6160001060059.

It is an arithmetic number, because the mean of its divisors is an integer number (6160001060059).

Almost surely, 2^{12320002120117} is an apocalyptic number.

It is an amenable number.

12320002120117 is a deficient number, since it is larger than the sum of its proper divisors (1).

12320002120117 is an equidigital number, since it uses as much as digits as its factorization.

12320002120117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 22.

Adding to 12320002120117 its reverse (71102120002321), we get a palindrome (83422122122438).

The spelling of 12320002120117 in words is "twelve trillion, three hundred twenty billion, two million, one hundred twenty thousand, one hundred seventeen".