221102121201103 has 8 divisors (see below), whose sum is σ = 225867491055360. Its totient is φ = 216373549570080.

The previous prime is 221102121201079. The next prime is 221102121201133. The reversal of 221102121201103 is 301102121201122.

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

It is a cyclic number.

It is not a de Polignac number, because 221102121201103 - 2⁹ = 221102121200591 is a prime.

It is a super-2 number, since 2×221102121201103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221102121201133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9199543663 + ... + 9199567696.

It is an arithmetic number, because the mean of its divisors is an integer number (28233436381920).

Almost surely, 2^{221102121201103} is an apocalyptic number.

221102121201103 is a deficient number, since it is larger than the sum of its proper divisors (4765369854257).

221102121201103 is a wasteful number, since it uses less digits than its factorization.

221102121201103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18399111617.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 221102121201103 its sum of digits (19), we get a palindrome (221102121201122).

Adding to 221102121201103 its reverse (301102121201122), we get a palindrome (522204242402225).

The spelling of 221102121201103 in words is "two hundred twenty-one trillion, one hundred two billion, one hundred twenty-one million, two hundred one thousand, one hundred three".