221120211002 has 8 divisors (see below), whose sum is σ = 334212227712. Its totient is φ = 109716135100.

The previous prime is 221120210981. The next prime is 221120211047. The reversal of 221120211002 is 200112021122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421984874 + ... + 421985397.

It is an arithmetic number, because the mean of its divisors is an integer number (41776528464).

Almost surely, 2^221120211002 is an apocalyptic number.

221120211002 is a deficient number, since it is larger than the sum of its proper divisors (113092016710).

221120211002 is a wasteful number, since it uses less digits than its factorization.

221120211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843970404.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 221120211002 its reverse (200112021122), we get a palindrome (421232232124).

The spelling of 221120211002 in words is "two hundred twenty-one billion, one hundred twenty million, two hundred eleven thousand, two".