221311223098 has 32 divisors (see below), whose sum is σ = 380071305216. Its totient is φ = 94677650928.

The previous prime is 221311223017. The next prime is 221311223099. The reversal of 221311223098 is 890322113122.

221311223098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (221311223099) 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 in 15 ways as a sum of consecutive naturals, for example, 24687165 + ... + 24696127.

It is an arithmetic number, because the mean of its divisors is an integer number (11877228288).

Almost surely, 2^221311223098 is an apocalyptic number.

221311223098 is a deficient number, since it is larger than the sum of its proper divisors (158760082118).

221311223098 is a wasteful number, since it uses less digits than its factorization.

221311223098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11938.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 221311223098 in words is "two hundred twenty-one billion, three hundred eleven million, two hundred twenty-three thousand, ninety-eight".