2221400204333 has 2 divisors, whose sum is σ = 2221400204334. Its totient is φ = 2221400204332.

The previous prime is 2221400204321. The next prime is 2221400204407. The reversal of 2221400204333 is 3334020041222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1693920471049 + 527479733284 = 1301507^2 + 726278^2 .

It is a cyclic number.

It is not a de Polignac number, because 2221400204333 - 2²⁰ = 2221399155757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2221400204033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110700102166 + 1110700102167.

It is an arithmetic number, because the mean of its divisors is an integer number (1110700102167).

Almost surely, 2^{2221400204333} is an apocalyptic number.

It is an amenable number.

2221400204333 is a deficient number, since it is larger than the sum of its proper divisors (1).

2221400204333 is an equidigital number, since it uses as much as digits as its factorization.

2221400204333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 2221400204333 its reverse (3334020041222), we get a palindrome (5555420245555).

The spelling of 2221400204333 in words is "two trillion, two hundred twenty-one billion, four hundred million, two hundred four thousand, three hundred thirty-three".