2221434200287 has 2 divisors, whose sum is σ = 2221434200288. Its totient is φ = 2221434200286.

The previous prime is 2221434200273. The next prime is 2221434200333. The reversal of 2221434200287 is 7820024341222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2221434200287 - 2⁷ = 2221434200159 is a prime.

It is a super-3 number, since 3×2221434200287³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221434200207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110717100143 + 1110717100144.

It is an arithmetic number, because the mean of its divisors is an integer number (1110717100144).

Almost surely, 2^{2221434200287} is an apocalyptic number.

2221434200287 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221434200287 is an equidigital number, since it uses as much as digits as its factorization.

2221434200287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86016, while the sum is 37.

The spelling of 2221434200287 in words is "two trillion, two hundred twenty-one billion, four hundred thirty-four million, two hundred thousand, two hundred eighty-seven".