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12201012313 = 713912539581
BaseRepresentation
bin10110101110011110…
…01010110001011001
31011111022100122101221
423113033022301121
5144441424343223
65334410012041
7611231615320
oct132717126131
934438318357
1012201012313
1151a1176156
122446117021
1311c59b4819
1483a5c50b7
154b6229b5d
hex2d73cac59

12201012313 has 8 divisors (see below), whose sum is σ = 14044331840. Its totient is φ = 10382772240.

The previous prime is 12201012289. The next prime is 12201012349. The reversal of 12201012313 is 31321010221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12201012313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12201012113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6268818 + ... + 6270763.

It is an arithmetic number, because the mean of its divisors is an integer number (1755541480).

Almost surely, 212201012313 is an apocalyptic number.

It is an amenable number.

12201012313 is a deficient number, since it is larger than the sum of its proper divisors (1843319527).

12201012313 is a wasteful number, since it uses less digits than its factorization.

12201012313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12539727.

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

Adding to 12201012313 its reverse (31321010221), we get a palindrome (43522022534).

The spelling of 12201012313 in words is "twelve billion, two hundred one million, twelve thousand, three hundred thirteen".

Divisors: 1 7 139 973 12539581 87777067 1743001759 12201012313