20130113030033 has 4 divisors (see below), whose sum is σ = 20130125580528. Its totient is φ = 20130100479540.

The previous prime is 20130113029931. The next prime is 20130113030063. The reversal of 20130113030033 is 33003031103102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20130113030033 - 2¹² = 20130113025937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20130113029987 and 20130113030014.

It is not an unprimeable number, because it can be changed into a prime (20130113030063) 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, 3443363 + ... + 7219208.

It is an arithmetic number, because the mean of its divisors is an integer number (5032531395132).

Almost surely, 2^{20130113030033} is an apocalyptic number.

It is an amenable number.

20130113030033 is a deficient number, since it is larger than the sum of its proper divisors (12550495).

20130113030033 is a wasteful number, since it uses less digits than its factorization.

20130113030033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12550494.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 20130113030033 its reverse (33003031103102), we get a palindrome (53133144133135).

The spelling of 20130113030033 in words is "twenty trillion, one hundred thirty billion, one hundred thirteen million, thirty thousand, thirty-three".