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12023102230 = 251811663893
BaseRepresentation
bin10110011001010000…
…11111101100010110
31011000220120212122121
423030220133230112
5144110403232410
65305012450154
7603641453116
oct131450375426
934026525577
1012023102230
11510a800727
1223b661995a
131197b92c99
14820b13046
154a57d59da
hex2cca1fb16

12023102230 has 16 divisors (see below), whose sum is σ = 21653566704. Its totient is φ = 4806578080.

The previous prime is 12023102173. The next prime is 12023102237. The reversal of 12023102230 is 3220132021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12023102237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313837 + ... + 350056.

It is an arithmetic number, because the mean of its divisors is an integer number (1353347919).

Almost surely, 212023102230 is an apocalyptic number.

12023102230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12023102230 is a deficient number, since it is larger than the sum of its proper divisors (9630464474).

12023102230 is a wasteful number, since it uses less digits than its factorization.

12023102230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665711.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12023102230 its reverse (3220132021), we get a palindrome (15243234251).

The spelling of 12023102230 in words is "twelve billion, twenty-three million, one hundred two thousand, two hundred thirty".

Divisors: 1 2 5 10 1811 3622 9055 18110 663893 1327786 3319465 6638930 1202310223 2404620446 6011551115 12023102230