221120102002 has 16 divisors (see below), whose sum is σ = 333666698112. Its totient is φ = 109898889520.

The previous prime is 221120101999. The next prime is 221120102129. The reversal of 221120102002 is 200201021122.

It is a happy number.

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, 180177 + ... + 688987.

It is an arithmetic number, because the mean of its divisors is an integer number (20854168632).

Almost surely, 2^221120102002 is an apocalyptic number.

221120102002 is a deficient number, since it is larger than the sum of its proper divisors (112546596110).

221120102002 is a wasteful number, since it uses less digits than its factorization.

221120102002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510113.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 221120102002 its reverse (200201021122), we get a palindrome (421321123124).

The spelling of 221120102002 in words is "two hundred twenty-one billion, one hundred twenty million, one hundred two thousand, two".