120002120971 has 2 divisors, whose sum is σ = 120002120972. Its totient is φ = 120002120970.

The previous prime is 120002120923. The next prime is 120002120989. The reversal of 120002120971 is 179021200021.

It is a strong prime.

It is an emirp because it is prime and its reverse (179021200021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120002120971 - 2³¹ = 117854637323 is a prime.

It is not a weakly prime, because it can be changed into another prime (120002121971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60001060485 + 60001060486.

It is an arithmetic number, because the mean of its divisors is an integer number (60001060486).

Almost surely, 2^120002120971 is an apocalyptic number.

120002120971 is a deficient number, since it is larger than the sum of its proper divisors (1).

120002120971 is an equidigital number, since it uses as much as digits as its factorization.

120002120971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 25.

Adding to 120002120971 its reverse (179021200021), we get a palindrome (299023320992).

The spelling of 120002120971 in words is "one hundred twenty billion, two million, one hundred twenty thousand, nine hundred seventy-one".