2102221112179 has 2 divisors, whose sum is σ = 2102221112180. Its totient is φ = 2102221112178.

The previous prime is 2102221112111. The next prime is 2102221112203. The reversal of 2102221112179 is 9712111222012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2102221112179 - 2¹³ = 2102221103987 is a prime.

It is a super-2 number, since 2×2102221112179² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2102221112179.

It is not a weakly prime, because it can be changed into another prime (2102221112779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051110556089 + 1051110556090.

It is an arithmetic number, because the mean of its divisors is an integer number (1051110556090).

Almost surely, 2^{2102221112179} is an apocalyptic number.

2102221112179 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102221112179 is an equidigital number, since it uses as much as digits as its factorization.

2102221112179 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 31.

The spelling of 2102221112179 in words is "two trillion, one hundred two billion, two hundred twenty-one million, one hundred twelve thousand, one hundred seventy-nine".