11133311203 has 16 divisors (see below), whose sum is σ = 13479727104. Its totient is φ = 8976504960.

The previous prime is 11133311197. The next prime is 11133311209. The reversal of 11133311203 is 30211333111.

It is an interprime number because it is at equal distance from previous prime (11133311197) and next prime (11133311209).

It is a cyclic number.

It is not a de Polignac number, because 11133311203 - 2⁵ = 11133311171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11133311209) 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, 197118 + ... + 247228.

It is an arithmetic number, because the mean of its divisors is an integer number (842482944).

Almost surely, 2^11133311203 is an apocalyptic number.

11133311203 is a deficient number, since it is larger than the sum of its proper divisors (2346415901).

11133311203 is a wasteful number, since it uses less digits than its factorization.

11133311203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52002.

The product of its (nonzero) digits is 162, while the sum is 19.

Adding to 11133311203 its reverse (30211333111), we get a palindrome (41344644314).

The spelling of 11133311203 in words is "eleven billion, one hundred thirty-three million, three hundred eleven thousand, two hundred three".