221102000002 has 12 divisors (see below), whose sum is σ = 359127213570. Its totient is φ = 102047076768.

The previous prime is 221101999999. The next prime is 221102000029. The reversal of 221102000002 is 200000201122.

It can be written as a sum of positive squares in 3 ways, for example, as 181969643241 + 39132356761 = 426579^2 + 197819^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 327073627 + ... + 327074302.

Almost surely, 2^221102000002 is an apocalyptic number.

221102000002 is a deficient number, since it is larger than the sum of its proper divisors (138025213568).

221102000002 is a wasteful number, since it uses less digits than its factorization.

221102000002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654147957 (or 654147944 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 221102000002 its reverse (200000201122), we get a palindrome (421102201124).

The spelling of 221102000002 in words is "two hundred twenty-one billion, one hundred two million, two", and thus it is an aban number.