221100102259 has 2 divisors, whose sum is σ = 221100102260. Its totient is φ = 221100102258.

The previous prime is 221100102187. The next prime is 221100102263. The reversal of 221100102259 is 952201001122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221100102259 - 2⁷ = 221100102131 is a prime.

It is not a weakly prime, because it can be changed into another prime (221100102269) 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, 110550051129 + 110550051130.

It is an arithmetic number, because the mean of its divisors is an integer number (110550051130).

Almost surely, 2^221100102259 is an apocalyptic number.

221100102259 is a deficient number, since it is larger than the sum of its proper divisors (1).

221100102259 is an equidigital number, since it uses as much as digits as its factorization.

221100102259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 25.

The spelling of 221100102259 in words is "two hundred twenty-one billion, one hundred million, one hundred two thousand, two hundred fifty-nine".