10109493221279 has 2 divisors, whose sum is σ = 10109493221280. Its totient is φ = 10109493221278.

The previous prime is 10109493221273. The next prime is 10109493221323. The reversal of 10109493221279 is 97212239490101.

10109493221279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (97212239490101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10109493221279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10109493221273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5054746610639 + 5054746610640.

It is an arithmetic number, because the mean of its divisors is an integer number (5054746610640).

Almost surely, 2^{10109493221279} is an apocalyptic number.

10109493221279 is a deficient number, since it is larger than the sum of its proper divisors (1).

10109493221279 is an equidigital number, since it uses as much as digits as its factorization.

10109493221279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 50.

The spelling of 10109493221279 in words is "ten trillion, one hundred nine billion, four hundred ninety-three million, two hundred twenty-one thousand, two hundred seventy-nine".