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12133222300 = 2252121332223
BaseRepresentation
bin10110100110011001…
…00100011110011100
31011022120210112222201
423103030210132130
5144322101103200
65323545021244
7606446454643
oct132314443634
934276715881
1012133222300
115166984551
122427484824
1311b493aba4
148315ba35a
154b02d8c6a
hex2d332479c

12133222300 has 18 divisors (see below), whose sum is σ = 26329092608. Its totient is φ = 4853288880.

The previous prime is 12133222273. The next prime is 12133222301. The reversal of 12133222300 is 322233121.

12133222300 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 (12133222301) 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, 60666012 + ... + 60666211.

Almost surely, 212133222300 is an apocalyptic number.

12133222300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12133222300 is an abundant number, since it is smaller than the sum of its proper divisors (14195870308).

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

12133222300 is a wasteful number, since it uses less digits than its factorization.

12133222300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121332237 (or 121332230 counting only the distinct ones).

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

Adding to 12133222300 its reverse (322233121), we get a palindrome (12455455421).

The spelling of 12133222300 in words is "twelve billion, one hundred thirty-three million, two hundred twenty-two thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 121332223 242664446 485328892 606661115 1213322230 2426644460 3033305575 6066611150 12133222300