11100223203221 has 8 divisors (see below), whose sum is σ = 11136216960000. Its totient is φ = 11064284442720.

The previous prime is 11100223203191. The next prime is 11100223203229. The reversal of 11100223203221 is 12230232200111.

11100223203221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11100223203221 - 2¹⁴ = 11100223186837 is a prime.

It is a super-2 number, since 2×11100223203221² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11100223203193 and 11100223203202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100223203229) 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, 13344725 + ... + 14152106.

It is an arithmetic number, because the mean of its divisors is an integer number (1392027120000).

Almost surely, 2^{11100223203221} is an apocalyptic number.

It is an amenable number.

11100223203221 is a deficient number, since it is larger than the sum of its proper divisors (35993756779).

11100223203221 is an equidigital number, since it uses as much as digits as its factorization.

11100223203221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27498139.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11100223203221 its reverse (12230232200111), we get a palindrome (23330455403332).

The spelling of 11100223203221 in words is "eleven trillion, one hundred billion, two hundred twenty-three million, two hundred three thousand, two hundred twenty-one".