1200102202279 has 2 divisors, whose sum is σ = 1200102202280. Its totient is φ = 1200102202278.

The previous prime is 1200102202207. The next prime is 1200102202297. The reversal of 1200102202279 is 9722022010021.

Together with next prime (1200102202297) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (9722022010021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1200102202279 - 2⁷ = 1200102202151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200102242279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600051101139 + 600051101140.

It is an arithmetic number, because the mean of its divisors is an integer number (600051101140).

Almost surely, 2^{1200102202279} is an apocalyptic number.

1200102202279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200102202279 is an equidigital number, since it uses as much as digits as its factorization.

1200102202279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 28.

The spelling of 1200102202279 in words is "one trillion, two hundred billion, one hundred two million, two hundred two thousand, two hundred seventy-nine".