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12311311232323 = 422923629123203
BaseRepresentation
bin1011001100100111001101…
…0101010010110101000011
31121120221122110002021021001
42303021303111102311003
53103202031133413243
642103423250112431
72410314524561515
oct263116325226503
947527573067231
1012311311232323
113a1721a265394
12146a02127b717
136b3c4aa7736c
14307c29089bb5
151653a364aa4d
hexb3273552d43

12311311232323 has 8 divisors (see below), whose sum is σ = 12314843499600. Its totient is φ = 12307779267168.

The previous prime is 12311311232303. The next prime is 12311311232333. The reversal of 12311311232323 is 32323211311321.

12311311232323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12311311232323 - 25 = 12311311232291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12311311232291 and 12311311232300.

It is not an unprimeable number, because it can be changed into a prime (12311311232303) 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, 99865440 + ... + 99988642.

It is an arithmetic number, because the mean of its divisors is an integer number (1539355437450).

Almost surely, 212311311232323 is an apocalyptic number.

12311311232323 is a deficient number, since it is larger than the sum of its proper divisors (3532267277).

12311311232323 is a wasteful number, since it uses less digits than its factorization.

12311311232323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151061.

The product of its digits is 3888, while the sum is 28.

Adding to 12311311232323 its reverse (32323211311321), we get a palindrome (44634522543644).

The spelling of 12311311232323 in words is "twelve trillion, three hundred eleven billion, three hundred eleven million, two hundred thirty-two thousand, three hundred twenty-three".

Divisors: 1 4229 23629 123203 99927041 521025487 2911163687 12311311232323