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12302112200 = 235278787223
BaseRepresentation
bin10110111010100001…
…10101010111001000
31011202100121001101012
423131100311113020
5200143320042300
65352420543052
7613600141220
oct133520652710
934670531335
1012302112200
115243248a84
122473b51a88
131210921b41
14849bc1080
154c004a435
hex2dd4355c8

12302112200 has 48 divisors (see below), whose sum is σ = 32688473280. Its totient is φ = 4217866560.

The previous prime is 12302112107. The next prime is 12302112217. The reversal of 12302112200 is 221120321.

It is a happy number.

12302112200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 4392212 + ... + 4395011.

It is an arithmetic number, because the mean of its divisors is an integer number (681009860).

Almost surely, 212302112200 is an apocalyptic number.

12302112200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12302112200 is an abundant number, since it is smaller than the sum of its proper divisors (20386361080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12302112200 is a wasteful number, since it uses less digits than its factorization.

12302112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8787246 (or 8787237 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12302112200 its reverse (221120321), we get a palindrome (12523232521).

The spelling of 12302112200 in words is "twelve billion, three hundred two million, one hundred twelve thousand, two hundred".

Divisors: 1 2 4 5 7 8 10 14 20 25 28 35 40 50 56 70 100 140 175 200 280 350 700 1400 8787223 17574446 35148892 43936115 61510561 70297784 87872230 123021122 175744460 219680575 246042244 307552805 351488920 439361150 492084488 615105610 878722300 1230211220 1537764025 1757444600 2460422440 3075528050 6151056100 12302112200