93536882221 has 2 divisors, whose sum is σ = 93536882222. Its totient is φ = 93536882220.

The previous prime is 93536882213. The next prime is 93536882251. The reversal of 93536882221 is 12228863539.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86077105321 + 7459776900 = 293389^2 + 86370^2 .

It is a cyclic number.

It is not a de Polignac number, because 93536882221 - 2³ = 93536882213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93536882251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46768441110 + 46768441111.

It is an arithmetic number, because the mean of its divisors is an integer number (46768441111).

Almost surely, 2^93536882221 is an apocalyptic number.

It is an amenable number.

93536882221 is a deficient number, since it is larger than the sum of its proper divisors (1).

93536882221 is an equidigital number, since it uses as much as digits as its factorization.

93536882221 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1244160, while the sum is 49.

The spelling of 93536882221 in words is "ninety-three billion, five hundred thirty-six million, eight hundred eighty-two thousand, two hundred twenty-one".