7012120221979 has 2 divisors, whose sum is σ = 7012120221980. Its totient is φ = 7012120221978.

The previous prime is 7012120221941. The next prime is 7012120222013. The reversal of 7012120221979 is 9791220212107.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7012120221979 - 2¹⁵ = 7012120189211 is a prime.

It is not a weakly prime, because it can be changed into another prime (7012120222979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3506060110989 + 3506060110990.

It is an arithmetic number, because the mean of its divisors is an integer number (3506060110990).

Almost surely, 2^{7012120221979} is an apocalyptic number.

7012120221979 is a deficient number, since it is larger than the sum of its proper divisors (1).

7012120221979 is an equidigital number, since it uses as much as digits as its factorization.

7012120221979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 43.

The spelling of 7012120221979 in words is "seven trillion, twelve billion, one hundred twenty million, two hundred twenty-one thousand, nine hundred seventy-nine".