221110102099 has 2 divisors, whose sum is σ = 221110102100. Its totient is φ = 221110102098.

The previous prime is 221110102063. The next prime is 221110102121. The reversal of 221110102099 is 990201011122.

221110102099 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 not a de Polignac number, because 221110102099 - 2¹⁵ = 221110069331 is a prime.

It is not a weakly prime, because it can be changed into another prime (221110102009) 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, 110555051049 + 110555051050.

It is an arithmetic number, because the mean of its divisors is an integer number (110555051050).

Almost surely, 2^221110102099 is an apocalyptic number.

221110102099 is a deficient number, since it is larger than the sum of its proper divisors (1).

221110102099 is an equidigital number, since it uses as much as digits as its factorization.

221110102099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 221110102099 in words is "two hundred twenty-one billion, one hundred ten million, one hundred two thousand, ninety-nine".