220444342499 has 2 divisors, whose sum is σ = 220444342500. Its totient is φ = 220444342498.

The previous prime is 220444342399. The next prime is 220444342507. The reversal of 220444342499 is 994243444022.

It is a happy number.

220444342499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220444342499 is a prime.

It is not a weakly prime, because it can be changed into another prime (220444342399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110222171249 + 110222171250.

It is an arithmetic number, because the mean of its divisors is an integer number (110222171250).

Almost surely, 2^220444342499 is an apocalyptic number.

220444342499 is a deficient number, since it is larger than the sum of its proper divisors (1).

220444342499 is an equidigital number, since it uses as much as digits as its factorization.

220444342499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1990656, while the sum is 47.

The spelling of 220444342499 in words is "two hundred twenty billion, four hundred forty-four million, three hundred forty-two thousand, four hundred ninety-nine".