2221047359287 has 2 divisors, whose sum is σ = 2221047359288. Its totient is φ = 2221047359286.

The previous prime is 2221047359281. The next prime is 2221047359291. The reversal of 2221047359287 is 7829537401222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2221047359287 - 2¹¹ = 2221047357239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221047359281) 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, 1110523679643 + 1110523679644.

It is an arithmetic number, because the mean of its divisors is an integer number (1110523679644).

Almost surely, 2^{2221047359287} is an apocalyptic number.

2221047359287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221047359287 is an equidigital number, since it uses as much as digits as its factorization.

2221047359287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 52.

The spelling of 2221047359287 in words is "two trillion, two hundred twenty-one billion, forty-seven million, three hundred fifty-nine thousand, two hundred eighty-seven".