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12102233201 = 23950636959
BaseRepresentation
bin10110100010101100…
…10110110001110001
31011020102111010221022
423101112112301301
5144241132430301
65320520505225
7605622166502
oct132126266161
934212433838
1012102233201
115150438a23
12241901b215
1311ab3aa946
1482b430ba9
154ac716d1b
hex2d1596c71

12102233201 has 4 divisors (see below), whose sum is σ = 12152870400. Its totient is φ = 12051596004.

The previous prime is 12102233183. The next prime is 12102233203. The reversal of 12102233201 is 10233220121.

12102233201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10233220121 = 16076367903.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12102233201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12102233201.

It is not an unprimeable number, because it can be changed into a prime (12102233203) 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 3 ways as a sum of consecutive naturals, for example, 25318241 + ... + 25318718.

It is an arithmetic number, because the mean of its divisors is an integer number (3038217600).

Almost surely, 212102233201 is an apocalyptic number.

It is an amenable number.

12102233201 is a deficient number, since it is larger than the sum of its proper divisors (50637199).

12102233201 is an equidigital number, since it uses as much as digits as its factorization.

12102233201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50637198.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12102233201 its reverse (10233220121), we get a palindrome (22335453322).

The spelling of 12102233201 in words is "twelve billion, one hundred two million, two hundred thirty-three thousand, two hundred one".

Divisors: 1 239 50636959 12102233201