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12232103300 = 2252122321033
BaseRepresentation
bin10110110010001011…
…10001010110000100
31011120110212020012222
423121011301112010
5200022404301200
65341440231512
7612060106514
oct133105612604
934513766188
1012232103300
11520778128a
12245460b598
1311cc27c261
14840799844
154b8d1bd85
hex2d9171584

12232103300 has 18 divisors (see below), whose sum is σ = 26543664378. Its totient is φ = 4892841280.

The previous prime is 12232103281. The next prime is 12232103311. The reversal of 12232103300 is 330123221.

It can be written as a sum of positive squares in 3 ways, for example, as 1987019776 + 10245083524 = 44576^2 + 101218^2 .

It is a super-2 number, since 2×122321033002 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61160417 + ... + 61160616.

It is an arithmetic number, because the mean of its divisors is an integer number (1474648021).

Almost surely, 212232103300 is an apocalyptic number.

12232103300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12232103300 is an abundant number, since it is smaller than the sum of its proper divisors (14311561078).

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

12232103300 is a wasteful number, since it uses less digits than its factorization.

12232103300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122321047 (or 122321040 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 12232103300 its reverse (330123221), we get a palindrome (12562226521).

The spelling of 12232103300 in words is "twelve billion, two hundred thirty-two million, one hundred three thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 122321033 244642066 489284132 611605165 1223210330 2446420660 3058025825 6116051650 12232103300