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12032301100 = 2252120323011
BaseRepresentation
bin10110011010010111…
…00101100000101100
31011001112220020010111
423031023211200230
5144120232113400
65305541545404
7604112605021
oct131513454054
934045806114
1012032301100
115114a139a6
1223b9715264
131199a63cc1
14822029548
154a65013ba
hex2cd2e582c

12032301100 has 18 divisors (see below), whose sum is σ = 26110093604. Its totient is φ = 4812920400.

The previous prime is 12032301007. The next prime is 12032301101. The reversal of 12032301100 is 110323021.

It is a super-2 number, since 2×120323011002 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12032301101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60161406 + ... + 60161605.

Almost surely, 212032301100 is an apocalyptic number.

12032301100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12032301100 is an abundant number, since it is smaller than the sum of its proper divisors (14077792504).

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

12032301100 is a wasteful number, since it uses less digits than its factorization.

12032301100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120323025 (or 120323018 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12032301100 its reverse (110323021), we get a palindrome (12142624121).

The spelling of 12032301100 in words is "twelve billion, thirty-two million, three hundred one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 120323011 240646022 481292044 601615055 1203230110 2406460220 3008075275 6016150550 12032301100