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12200313043 = 57203213281
BaseRepresentation
bin10110101110011001…
…00000000011010011
31011111021001010012001
423113030200003103
5144441240004133
65334343014431
7611222643532
oct132714400323
934437033161
1012200313043
1151a0838846
122445a3a417
1311c57cb459
1483a482319
154b613c87d
hex2d73200d3

12200313043 has 4 divisors (see below), whose sum is σ = 12200583528. Its totient is φ = 12200042560.

The previous prime is 12200313011. The next prime is 12200313071. The reversal of 12200313043 is 34031300221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12200313043 - 25 = 12200313011 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12200313043.

It is not an unprimeable number, because it can be changed into a prime (12200313743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49438 + ... + 163843.

It is an arithmetic number, because the mean of its divisors is an integer number (3050145882).

Almost surely, 212200313043 is an apocalyptic number.

12200313043 is a deficient number, since it is larger than the sum of its proper divisors (270485).

12200313043 is an equidigital number, since it uses as much as digits as its factorization.

12200313043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270484.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12200313043 its reverse (34031300221), we get a palindrome (46231613264).

The spelling of 12200313043 in words is "twelve billion, two hundred million, three hundred thirteen thousand, forty-three".

Divisors: 1 57203 213281 12200313043