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12102230001 = 38147495161
BaseRepresentation
bin10110100010101100…
…10101111111110001
31011020102110222112210
423101112111333301
5144241132330001
65320520442333
7605622154251
oct132126257761
934212428483
1012102230001
115150436584
1224190193a9
1311ab3a9354
1482b42d961
154ac715dd6
hex2d1595ff1

12102230001 has 8 divisors (see below), whose sum is σ = 16138319904. Its totient is φ = 8067146720.

The previous prime is 12102229991. The next prime is 12102230003. The reversal of 12102230001 is 10003220121.

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 12102230001 - 213 = 12102221809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12102230003) 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, 223140 + ... + 272021.

It is an arithmetic number, because the mean of its divisors is an integer number (2017289988).

Almost surely, 212102230001 is an apocalyptic number.

It is an amenable number.

12102230001 is a deficient number, since it is larger than the sum of its proper divisors (4036089903).

12102230001 is an equidigital number, since it uses as much as digits as its factorization.

12102230001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503311.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 12102230001 its reverse (10003220121), we get a palindrome (22105450122).

The spelling of 12102230001 in words is "twelve billion, one hundred two million, two hundred thirty thousand, one".

Divisors: 1 3 8147 24441 495161 1485483 4034076667 12102230001