20130113121333 has 32 divisors (see below), whose sum is σ = 27692866656000. Its totient is φ = 12998675289600.

The previous prime is 20130113121317. The next prime is 20130113121353. The reversal of 20130113121333 is 33312131103102.

It is not a de Polignac number, because 20130113121333 - 2⁴ = 20130113121317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20130113121353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12580783 + ... + 14090291.

It is an arithmetic number, because the mean of its divisors is an integer number (865402083000).

Almost surely, 2^{20130113121333} is an apocalyptic number.

It is an amenable number.

20130113121333 is a deficient number, since it is larger than the sum of its proper divisors (7562753534667).

20130113121333 is a wasteful number, since it uses less digits than its factorization.

20130113121333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510333.

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

Adding to 20130113121333 its reverse (33312131103102), we get a palindrome (53442244224435).

The spelling of 20130113121333 in words is "twenty trillion, one hundred thirty billion, one hundred thirteen million, one hundred twenty-one thousand, three hundred thirty-three".