221106202555016 has 32 divisors (see below), whose sum is σ = 434334764801280. Its totient is φ = 105390053208000.

The previous prime is 221106202554977. The next prime is 221106202555061. The reversal of 221106202555016 is 610555202601122.

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, 6653395835 + ... + 6653429066.

It is an arithmetic number, because the mean of its divisors is an integer number (13572961400040).

Almost surely, 2^{221106202555016} is an apocalyptic number.

It is an amenable number.

221106202555016 is a deficient number, since it is larger than the sum of its proper divisors (213228562246264).

221106202555016 is a wasteful number, since it uses less digits than its factorization.

221106202555016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13306825005 (or 13306825001 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 221106202555016 in words is "two hundred twenty-one trillion, one hundred six billion, two hundred two million, five hundred fifty-five thousand, sixteen".