11200303243221 has 32 divisors (see below), whose sum is σ = 15974902935552. Its totient is φ = 6963228296640.

The previous prime is 11200303243169. The next prime is 11200303243229. The reversal of 11200303243221 is 12234230300211.

It is not a de Polignac number, because 11200303243221 - 2⁷ = 11200303243093 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11200303243191 and 11200303243200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11200303243229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1883725 + ... + 5094018.

It is an arithmetic number, because the mean of its divisors is an integer number (499215716736).

Almost surely, 2^{11200303243221} is an apocalyptic number.

It is an amenable number.

11200303243221 is a deficient number, since it is larger than the sum of its proper divisors (4774599692331).

11200303243221 is a wasteful number, since it uses less digits than its factorization.

11200303243221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6978353.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11200303243221 its reverse (12234230300211), we get a palindrome (23434533543432).

The spelling of 11200303243221 in words is "eleven trillion, two hundred billion, three hundred three million, two hundred forty-three thousand, two hundred twenty-one".