2222000078939 has 2 divisors, whose sum is σ = 2222000078940. Its totient is φ = 2222000078938.

The previous prime is 2222000078897. The next prime is 2222000078959. The reversal of 2222000078939 is 9398700002222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2222000078939 - 2¹⁶ = 2222000013403 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2222000078939.

It is not a weakly prime, because it can be changed into another prime (2222000078959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111000039469 + 1111000039470.

It is an arithmetic number, because the mean of its divisors is an integer number (1111000039470).

Almost surely, 2^{2222000078939} is an apocalyptic number.

2222000078939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2222000078939 is an equidigital number, since it uses as much as digits as its factorization.

2222000078939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 2222000078939 in words is "two trillion, two hundred twenty-two billion, seventy-eight thousand, nine hundred thirty-nine".