13211331312003 has 16 divisors (see below), whose sum is σ = 19221786107136. Its totient is φ = 8004657379040.

The previous prime is 13211331311963. The next prime is 13211331312013. The reversal of 13211331312003 is 30021313311231.

It is a cyclic number.

It is not a de Polignac number, because 13211331312003 - 2²⁵ = 13211297757571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13211331312013) 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, 55130700 + ... + 55369817.

It is an arithmetic number, because the mean of its divisors is an integer number (1201361631696).

Almost surely, 2^{13211331312003} is an apocalyptic number.

13211331312003 is a deficient number, since it is larger than the sum of its proper divisors (6010454795133).

13211331312003 is a wasteful number, since it uses less digits than its factorization.

13211331312003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110504154.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 13211331312003 its reverse (30021313311231), we get a palindrome (43232644623234).

The spelling of 13211331312003 in words is "thirteen trillion, two hundred eleven billion, three hundred thirty-one million, three hundred twelve thousand, three".