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12224312110423 = 719555471654673
BaseRepresentation
bin1011000111100011000111…
…0001111110110101010111
31121021122002022212222000001
42301320301301332311113
53100240342400013143
641555434345032131
72401114564335640
oct261706161766527
947248068788001
1012224312110423
113993335554446
1214551a1485647
136a89948861ca
143039349426c7
15162eb098814d
hexb1e31c7ed57

12224312110423 has 16 divisors (see below), whose sum is σ = 14706213016320. Its totient is φ = 9926324378496.

The previous prime is 12224312110421. The next prime is 12224312110427. The reversal of 12224312110423 is 32401121342221.

It is not a de Polignac number, because 12224312110423 - 21 = 12224312110421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12224312110391 and 12224312110400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12224312110421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6560415 + ... + 8215087.

It is an arithmetic number, because the mean of its divisors is an integer number (919138313520).

Almost surely, 212224312110423 is an apocalyptic number.

12224312110423 is a deficient number, since it is larger than the sum of its proper divisors (2481900905897).

12224312110423 is a wasteful number, since it uses less digits than its factorization.

12224312110423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1710246.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 12224312110423 its reverse (32401121342221), we get a palindrome (44625433452644).

The spelling of 12224312110423 in words is "twelve trillion, two hundred twenty-four billion, three hundred twelve million, one hundred ten thousand, four hundred twenty-three".

Divisors: 1 7 19 133 55547 388829 1055393 1654673 7387751 11582711 31438787 220071509 91912121131 643384847917 1746330301489 12224312110423