10033312013 has 4 divisors (see below), whose sum is σ = 10033561308. Its totient is φ = 10033062720.

The previous prime is 10033311989. The next prime is 10033312021. The reversal of 10033312013 is 31021333001.

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 3504995209 + 6528316804 = 59203^2 + 80798^2 .

It is a cyclic number.

It is not a de Polignac number, because 10033312013 - 2⁶ = 10033311949 is a prime.

It is a super-2 number, since 2×10033312013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10033311982 and 10033312000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10033312073) 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, 48956 + ... + 149877.

It is an arithmetic number, because the mean of its divisors is an integer number (2508390327).

Almost surely, 2^10033312013 is an apocalyptic number.

It is an amenable number.

10033312013 is a deficient number, since it is larger than the sum of its proper divisors (249295).

10033312013 is an equidigital number, since it uses as much as digits as its factorization.

10033312013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249294.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 10033312013 its reverse (31021333001), we get a palindrome (41054645014).

The spelling of 10033312013 in words is "ten billion, thirty-three million, three hundred twelve thousand, thirteen".