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12203102300 = 2252122031023
BaseRepresentation
bin10110101110101110…
…01001000001011100
31011111110021211022212
423113113021001130
5144442443233200
65334522455552
7611255441504
oct132727110134
934443254285
1012203102300
1151a2373414
1224469645b8
1311c6266bbc
1483a9aaa04
154b64de035
hex2d75c905c

12203102300 has 18 divisors (see below), whose sum is σ = 26480732208. Its totient is φ = 4881240880.

The previous prime is 12203102273. The next prime is 12203102309. The reversal of 12203102300 is 320130221.

It is a happy number.

12203102300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12203102309) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 61015412 + ... + 61015611.

Almost surely, 212203102300 is an apocalyptic number.

12203102300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12203102300 is an abundant number, since it is smaller than the sum of its proper divisors (14277629908).

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

12203102300 is a wasteful number, since it uses less digits than its factorization.

12203102300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122031037 (or 122031030 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 12203102300 its reverse (320130221), we get a palindrome (12523232521).

The spelling of 12203102300 in words is "twelve billion, two hundred three million, one hundred two thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 122031023 244062046 488124092 610155115 1220310230 2440620460 3050775575 6101551150 12203102300