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12130122013 = 171993585611
BaseRepresentation
bin10110100110000001…
…01111100100011101
31011022100222001012021
423103000233210131
5144320302401023
65323354340141
7606411223132
oct132300574435
934270861167
1012130122013
115165157229
12242642a651
1311b40c39b9
14831010589
154aedc535d
hex2d302f91d

12130122013 has 8 divisors (see below), whose sum is σ = 12908203200. Its totient is φ = 11359212480.

The previous prime is 12130121959. The next prime is 12130122049. The reversal of 12130122013 is 31022103121.

12130122013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12130122013 - 221 = 12128024861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12130122073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1789423 + ... + 1796188.

It is an arithmetic number, because the mean of its divisors is an integer number (1613525400).

Almost surely, 212130122013 is an apocalyptic number.

It is an amenable number.

12130122013 is a deficient number, since it is larger than the sum of its proper divisors (778081187).

12130122013 is a wasteful number, since it uses less digits than its factorization.

12130122013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3585827.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12130122013 its reverse (31022103121), we get a palindrome (43152225134).

The spelling of 12130122013 in words is "twelve billion, one hundred thirty million, one hundred twenty-two thousand, thirteen".

Divisors: 1 17 199 3383 3585611 60955387 713536589 12130122013