221964098224 has 40 divisors (see below), whose sum is σ = 472526631360. Its totient is φ = 100166913600.

The previous prime is 221964098173. The next prime is 221964098233. The reversal of 221964098224 is 422890469122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4512082 + ... + 4561009.

It is an arithmetic number, because the mean of its divisors is an integer number (11813165784).

Almost surely, 2^221964098224 is an apocalyptic number.

It is an amenable number.

221964098224 is an abundant number, since it is smaller than the sum of its proper divisors (250562533136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

221964098224 is a wasteful number, since it uses less digits than its factorization.

221964098224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9073249 (or 9073243 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 221964098224 in words is "two hundred twenty-one billion, nine hundred sixty-four million, ninety-eight thousand, two hundred twenty-four".