212222212118179 has 2 divisors, whose sum is σ = 212222212118180. Its totient is φ = 212222212118178.

The previous prime is 212222212118149. The next prime is 212222212118263. The reversal of 212222212118179 is 971811212222212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212222212118179 is a prime.

It is not a weakly prime, because it can be changed into another prime (212222212118149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106111106059089 + 106111106059090.

It is an arithmetic number, because the mean of its divisors is an integer number (106111106059090).

Almost surely, 2^{212222212118179} is an apocalyptic number.

212222212118179 is a deficient number, since it is larger than the sum of its proper divisors (1).

212222212118179 is an equidigital number, since it uses as much as digits as its factorization.

212222212118179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 43.

The spelling of 212222212118179 in words is "two hundred twelve trillion, two hundred twenty-two billion, two hundred twelve million, one hundred eighteen thousand, one hundred seventy-nine".