11203133201 has 6 divisors (see below), whose sum is σ = 12131203590. Its totient is φ = 10341353568.

The previous prime is 11203133197. The next prime is 11203133203. The reversal of 11203133201 is 10233130211.

11203133201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 215062225 + 10988070976 = 14665^2 + 104824^2 .

It is not a de Polignac number, because 11203133201 - 2² = 11203133197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11203133201.

It is not an unprimeable number, because it can be changed into a prime (11203133203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33145196 + ... + 33145533.

It is an arithmetic number, because the mean of its divisors is an integer number (2021867265).

Almost surely, 2^11203133201 is an apocalyptic number.

It is an amenable number.

11203133201 is a deficient number, since it is larger than the sum of its proper divisors (928070389).

11203133201 is an equidigital number, since it uses as much as digits as its factorization.

11203133201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66290755 (or 66290742 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 11203133201 its reverse (10233130211), we get a palindrome (21436263412).

The spelling of 11203133201 in words is "eleven billion, two hundred three million, one hundred thirty-three thousand, two hundred one".