221098109914 has 48 divisors (see below), whose sum is σ = 378047969280. Its totient is φ = 96163636800.

The previous prime is 221098109899. The next prime is 221098109933. The reversal of 221098109914 is 419901890122.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1822887 + ... + 1940389.

It is an arithmetic number, because the mean of its divisors is an integer number (7875999360).

Almost surely, 2^221098109914 is an apocalyptic number.

221098109914 is a deficient number, since it is larger than the sum of its proper divisors (156949859366).

221098109914 is a wasteful number, since it uses less digits than its factorization.

221098109914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117667 (or 117636 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 46.

The spelling of 221098109914 in words is "two hundred twenty-one billion, ninety-eight million, one hundred nine thousand, nine hundred fourteen".