11102200221 has 16 divisors (see below), whose sum is σ = 17463369728. Its totient is φ = 6139465200.

The previous prime is 11102200201. The next prime is 11102200237. The reversal of 11102200221 is 12200220111.

It is not a de Polignac number, because 11102200221 - 2⁵ = 11102200189 is a prime.

It is a super-3 number, since 3×11102200221³ (a number of 31 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11102200197 and 11102200206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102200201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8526385 + ... + 8527686.

It is an arithmetic number, because the mean of its divisors is an integer number (1091460608).

Almost surely, 2^11102200221 is an apocalyptic number.

It is an amenable number.

11102200221 is a deficient number, since it is larger than the sum of its proper divisors (6361169507).

11102200221 is a wasteful number, since it uses less digits than its factorization.

11102200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17054112.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11102200221 its reverse (12200220111), we get a palindrome (23302420332).

The spelling of 11102200221 in words is "eleven billion, one hundred two million, two hundred thousand, two hundred twenty-one".