2211222012079 has 2 divisors, whose sum is σ = 2211222012080. Its totient is φ = 2211222012078.

The previous prime is 2211222012061. The next prime is 2211222012101. The reversal of 2211222012079 is 9702102221122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2211222012079 - 2²⁹ = 2210685141167 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2211222012079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2211222012179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105611006039 + 1105611006040.

It is an arithmetic number, because the mean of its divisors is an integer number (1105611006040).

Almost surely, 2^{2211222012079} is an apocalyptic number.

2211222012079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211222012079 is an equidigital number, since it uses as much as digits as its factorization.

2211222012079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 2211222012079 in words is "two trillion, two hundred eleven billion, two hundred twenty-two million, twelve thousand, seventy-nine".