2102012218079 has 2 divisors, whose sum is σ = 2102012218080. Its totient is φ = 2102012218078.

The previous prime is 2102012218013. The next prime is 2102012218081. The reversal of 2102012218079 is 9708122102012.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102012218079 is a prime.

Together with 2102012218081, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102012214079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051006109039 + 1051006109040.

It is an arithmetic number, because the mean of its divisors is an integer number (1051006109040).

Almost surely, 2^{2102012218079} is an apocalyptic number.

2102012218079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102012218079 is an equidigital number, since it uses as much as digits as its factorization.

2102012218079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 35.

The spelling of 2102012218079 in words is "two trillion, one hundred two billion, twelve million, two hundred eighteen thousand, seventy-nine".