13000100033 has 4 divisors (see below), whose sum is σ = 13021307988. Its totient is φ = 12978892080.

The previous prime is 13000100027. The next prime is 13000100053. The reversal of 13000100033 is 33000100031.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5489624464 + 7510475569 = 74092^2 + 86663^2 .

It is a cyclic number.

It is not a de Polignac number, because 13000100033 - 2¹⁰ = 13000099009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13000099987 and 13000100023.

It is not an unprimeable number, because it can be changed into a prime (13000100053) 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, 10603058 + ... + 10604283.

It is an arithmetic number, because the mean of its divisors is an integer number (3255326997).

Almost surely, 2^13000100033 is an apocalyptic number.

It is an amenable number.

13000100033 is a deficient number, since it is larger than the sum of its proper divisors (21207955).

13000100033 is an equidigital number, since it uses as much as digits as its factorization.

13000100033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21207954.

The product of its (nonzero) digits is 27, while the sum is 11.

Adding to 13000100033 its reverse (33000100031), we get a palindrome (46000200064).

The spelling of 13000100033 in words is "thirteen billion, one hundred thousand, thirty-three".