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12112202302 = 27877695173
BaseRepresentation
bin10110100011111000…
…11000101000111110
31011021010020121222021
423101330120220332
5144301210433202
65321514310354
7606103010104
oct132174305076
934233217867
1012112202302
115156027952
1224204283ba
1311b048b415
1482c8a7c74
154ad535a37
hex2d1f18a3e

12112202302 has 8 divisors (see below), whose sum is σ = 18191391336. Its totient is φ = 6048405192.

The previous prime is 12112202299. The next prime is 12112202353. The reversal of 12112202302 is 20320221121.

It is a happy number.

12112202302 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3846013 + ... + 3849160.

It is an arithmetic number, because the mean of its divisors is an integer number (2273923917).

Almost surely, 212112202302 is an apocalyptic number.

12112202302 is a deficient number, since it is larger than the sum of its proper divisors (6079189034).

12112202302 is an equidigital number, since it uses as much as digits as its factorization.

12112202302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7695962.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12112202302 its reverse (20320221121), we get a palindrome (32432423423).

The spelling of 12112202302 in words is "twelve billion, one hundred twelve million, two hundred two thousand, three hundred two".

Divisors: 1 2 787 1574 7695173 15390346 6056101151 12112202302