221132893259 has 2 divisors, whose sum is σ = 221132893260. Its totient is φ = 221132893258.

The previous prime is 221132893229. The next prime is 221132893279. The reversal of 221132893259 is 952398231122.

221132893259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221132893259 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (221132893229) 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, 110566446629 + 110566446630.

It is an arithmetic number, because the mean of its divisors is an integer number (110566446630).

Almost surely, 2^221132893259 is an apocalyptic number.

221132893259 is a deficient number, since it is larger than the sum of its proper divisors (1).

221132893259 is an equidigital number, since it uses as much as digits as its factorization.

221132893259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 466560, while the sum is 47.

The spelling of 221132893259 in words is "two hundred twenty-one billion, one hundred thirty-two million, eight hundred ninety-three thousand, two hundred fifty-nine".