102201020120279 has 2 divisors, whose sum is σ = 102201020120280. Its totient is φ = 102201020120278.

The previous prime is 102201020120191. The next prime is 102201020120281. The reversal of 102201020120279 is 972021020102201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102201020120279 - 2²⁰ = 102201019071703 is a prime.

Together with 102201020120281, 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 (102201020020279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51100510060139 + 51100510060140.

It is an arithmetic number, because the mean of its divisors is an integer number (51100510060140).

Almost surely, 2^{102201020120279} is an apocalyptic number.

102201020120279 is a deficient number, since it is larger than the sum of its proper divisors (1).

102201020120279 is an equidigital number, since it uses as much as digits as its factorization.

102201020120279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 102201020120279 in words is "one hundred two trillion, two hundred one billion, twenty million, one hundred twenty thousand, two hundred seventy-nine".