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12323211100 = 2252809315227
BaseRepresentation
bin10110111101000010…
…10100011101011100
31011210211021222121221
423132201110131130
5200214220223400
65354453103124
7614244365104
oct133641243534
934724258557
1012323211100
115254149992
12247b027aa4
1312150cb4b5
1484c914204
154c1d16c1a
hex2de85475c

12323211100 has 36 divisors (see below), whose sum is σ = 26746428744. Its totient is φ = 4928351680.

The previous prime is 12323211067. The next prime is 12323211127. The reversal of 12323211100 is 111232321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 801687 + ... + 816913.

It is an arithmetic number, because the mean of its divisors is an integer number (742956354).

Almost surely, 212323211100 is an apocalyptic number.

12323211100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12323211100 is an abundant number, since it is smaller than the sum of its proper divisors (14423217644).

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

12323211100 is a wasteful number, since it uses less digits than its factorization.

12323211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23334 (or 23327 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12323211100 its reverse (111232321), we get a palindrome (12434443421).

The spelling of 12323211100 in words is "twelve billion, three hundred twenty-three million, two hundred eleven thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 8093 15227 16186 30454 32372 40465 60908 76135 80930 152270 161860 202325 304540 380675 404650 761350 809300 1522700 123232111 246464222 492928444 616160555 1232321110 2464642220 3080802775 6161605550 12323211100