221222313302033 has 2 divisors, whose sum is σ = 221222313302034. Its totient is φ = 221222313302032.

The previous prime is 221222313302021. The next prime is 221222313302051. The reversal of 221222313302033 is 330203313222122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151760890042129 + 69461423259904 = 12319127^2 + 8334352^2 .

It is a cyclic number.

It is not a de Polignac number, because 221222313302033 - 2¹⁰ = 221222313301009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221222313301987 and 221222313302005.

It is not a weakly prime, because it can be changed into another prime (221222313302933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110611156651016 + 110611156651017.

It is an arithmetic number, because the mean of its divisors is an integer number (110611156651017).

Almost surely, 2^{221222313302033} is an apocalyptic number.

It is an amenable number.

221222313302033 is a deficient number, since it is larger than the sum of its proper divisors (1).

221222313302033 is an equidigital number, since it uses as much as digits as its factorization.

221222313302033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 221222313302033 its reverse (330203313222122), we get a palindrome (551425626524155).

The spelling of 221222313302033 in words is "two hundred twenty-one trillion, two hundred twenty-two billion, three hundred thirteen million, three hundred two thousand, thirty-three".