11220000021203 has 4 divisors (see below), whose sum is σ = 11260505436720. Its totient is φ = 11179494605688.

The previous prime is 11220000021187. The next prime is 11220000021211. The reversal of 11220000021203 is 30212000002211.

It is a happy number.

11220000021203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11220000021203 - 2⁴ = 11220000021187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220000081203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20252707343 + ... + 20252707896.

It is an arithmetic number, because the mean of its divisors is an integer number (2815126359180).

Almost surely, 2^{11220000021203} is an apocalyptic number.

11220000021203 is a deficient number, since it is larger than the sum of its proper divisors (40505415517).

11220000021203 is an equidigital number, since it uses as much as digits as its factorization.

11220000021203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40505415516.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 11220000021203 its reverse (30212000002211), we get a palindrome (41432000023414).

The spelling of 11220000021203 in words is "eleven trillion, two hundred twenty billion, twenty-one thousand, two hundred three".