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12112200201 = 36719600893
BaseRepresentation
bin10110100011111000…
…11000001000001001
31011021010020112002110
423101330120020021
5144301210401301
65321514252533
7606103001013
oct132174301011
934233215073
1012112200201
115156026312
122420427149
1311b048a48a
1482c8a71b3
154ad5350d6
hex2d1f18209

12112200201 has 8 divisors (see below), whose sum is σ = 16152030720. Its totient is φ = 8073584912.

The previous prime is 12112200179. The next prime is 12112200253. The reversal of 12112200201 is 10200221121.

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 12112200201 - 226 = 12045091337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12112200271) 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, 280290 + ... + 320603.

It is an arithmetic number, because the mean of its divisors is an integer number (2019003840).

Almost surely, 212112200201 is an apocalyptic number.

It is an amenable number.

12112200201 is a deficient number, since it is larger than the sum of its proper divisors (4039830519).

12112200201 is an equidigital number, since it uses as much as digits as its factorization.

12112200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607615.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12112200201 its reverse (10200221121), we get a palindrome (22312421322).

The spelling of 12112200201 in words is "twelve billion, one hundred twelve million, two hundred thousand, two hundred one".

Divisors: 1 3 6719 20157 600893 1802679 4037400067 12112200201