13011100203 has 16 divisors (see below), whose sum is σ = 17404010496. Its totient is φ = 8646157440.

The previous prime is 13011100189. The next prime is 13011100213. The reversal of 13011100203 is 30200111031.

It is not a de Polignac number, because 13011100203 - 2¹² = 13011096107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13011100213) 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, 3112851 + ... + 3117027.

It is an arithmetic number, because the mean of its divisors is an integer number (1087750656).

Almost surely, 2^13011100203 is an apocalyptic number.

13011100203 is a deficient number, since it is larger than the sum of its proper divisors (4392910293).

13011100203 is a wasteful number, since it uses less digits than its factorization.

13011100203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7274.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 13011100203 its reverse (30200111031), we get a palindrome (43211211234).

The spelling of 13011100203 in words is "thirteen billion, eleven million, one hundred thousand, two hundred three".