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12103330201 = 194463142733
BaseRepresentation
bin10110100010110101…
…00010100110011001
31011020111112212201221
423101122202212121
5144241423031301
65321000212041
7605634415654
oct132132424631
934214485657
1012103330201
115151018136
12241946a021
1311ab6a3061
1482b63889b
154ac881da1
hex2d16a2999

12103330201 has 8 divisors (see below), whose sum is σ = 12743291520. Its totient is φ = 11463663312.

The previous prime is 12103330153. The next prime is 12103330207. The reversal of 12103330201 is 10203330121.

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 12103330201 - 221 = 12101233049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12103330207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13431 + ... + 156163.

It is an arithmetic number, because the mean of its divisors is an integer number (1592911440).

Almost surely, 212103330201 is an apocalyptic number.

It is an amenable number.

12103330201 is a deficient number, since it is larger than the sum of its proper divisors (639961319).

12103330201 is a wasteful number, since it uses less digits than its factorization.

12103330201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147215.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 12103330201 its reverse (10203330121), we get a palindrome (22306660322).

The spelling of 12103330201 in words is "twelve billion, one hundred three million, three hundred thirty thousand, two hundred one".

Divisors: 1 19 4463 84797 142733 2711927 637017379 12103330201