210221011102 has 8 divisors (see below), whose sum is σ = 315337410000. Its totient is φ = 105108541104.

The previous prime is 210221011051. The next prime is 210221011111. The reversal of 210221011102 is 201110122012.

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

It is a congruent number.

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, 844602 + ... + 1064797.

It is an arithmetic number, because the mean of its divisors is an integer number (39417176250).

Almost surely, 2^210221011102 is an apocalyptic number.

210221011102 is a deficient number, since it is larger than the sum of its proper divisors (105116398898).

210221011102 is a wasteful number, since it uses less digits than its factorization.

210221011102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1964450.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 210221011102 its reverse (201110122012), we get a palindrome (411331133114).

The spelling of 210221011102 in words is "two hundred ten billion, two hundred twenty-one million, eleven thousand, one hundred two".