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12041202423 = 310936823249
BaseRepresentation
bin10110011011011011…
…00010101011110111
31011002011122110110010
423031231202223313
5144130021434143
65310500431303
7604251350265
oct131555425367
934064573403
1012041202423
115119a43668
1224006a8533
13119b85c763
148232a5435
154a71ada33
hex2cdb62af7

12041202423 has 8 divisors (see below), whose sum is σ = 16202230000. Its totient is φ = 7953821568.

The previous prime is 12041202403. The next prime is 12041202431. The reversal of 12041202423 is 32420214021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12041202423 - 212 = 12041198327 is a prime.

It is a super-2 number, since 2×120412024232 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12041202423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12041202403) 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, 18411298 + ... + 18411951.

It is an arithmetic number, because the mean of its divisors is an integer number (2025278750).

Almost surely, 212041202423 is an apocalyptic number.

12041202423 is a deficient number, since it is larger than the sum of its proper divisors (4161027577).

12041202423 is a wasteful number, since it uses less digits than its factorization.

12041202423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36823361.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 12041202423 its reverse (32420214021), we get a palindrome (44461416444).

The spelling of 12041202423 in words is "twelve billion, forty-one million, two hundred two thousand, four hundred twenty-three".

Divisors: 1 3 109 327 36823249 110469747 4013734141 12041202423