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2012014222420 = 225412453675881
BaseRepresentation
bin11101010001110101011…
…001001001110001010100
321010100100201201120210211
4131101311121021301110
5230431101120104140
64140150115255204
7265235405465416
oct35216531116124
97110321646724
102012014222420
11706321636a24
12285b375aa504
13117969638617
146d54c3309b6
153750cb0c2ea
hex1d475649c54

2012014222420 has 24 divisors (see below), whose sum is σ = 4328284255848. Its totient is φ = 785176281600.

The previous prime is 2012014222411. The next prime is 2012014222469. The reversal of 2012014222420 is 242224102102.

It can be written as a sum of positive squares in 4 ways, for example, as 287514729616 + 1724499492804 = 536204^2 + 1313202^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2012014222391 and 2012014222400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1226837121 + ... + 1226838760.

It is an arithmetic number, because the mean of its divisors is an integer number (180345177327).

Almost surely, 22012014222420 is an apocalyptic number.

2012014222420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012014222420 is an abundant number, since it is smaller than the sum of its proper divisors (2316270033428).

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

2012014222420 is a wasteful number, since it uses less digits than its factorization.

2012014222420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453675931 (or 2453675929 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 2012014222420 its reverse (242224102102), we get a palindrome (2254238324522).

The spelling of 2012014222420 in words is "two trillion, twelve billion, fourteen million, two hundred twenty-two thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 2453675881 4907351762 9814703524 12268379405 24536758810 49073517620 100600711121 201201422242 402402844484 503003555605 1006007111210 2012014222420