221011102213 has 8 divisors (see below), whose sum is σ = 241109326656. Its totient is φ = 200913928800.

The previous prime is 221011102177. The next prime is 221011102223. The reversal of 221011102213 is 312201110122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221011102213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221011102223) 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, 214648 + ... + 698638.

It is an arithmetic number, because the mean of its divisors is an integer number (30138665832).

Almost surely, 2^221011102213 is an apocalyptic number.

It is an amenable number.

221011102213 is a deficient number, since it is larger than the sum of its proper divisors (20098224443).

221011102213 is a wasteful number, since it uses less digits than its factorization.

221011102213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525515.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 221011102213 its reverse (312201110122), we get a palindrome (533212212335).

The spelling of 221011102213 in words is "two hundred twenty-one billion, eleven million, one hundred two thousand, two hundred thirteen".