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2012012203 = 17731621283
BaseRepresentation
bin111011111101100…
…1101111010101011
312012012221210212111
41313323031322223
513110033342303
6531352223151
7100600551535
oct16773157253
95165853774
102012012203
11942801603
1248199aab7
13260ac1a86
14151304855
15bb986b6d
hex77ecdeab

2012012203 has 8 divisors (see below), whose sum is σ = 2159550288. Its totient is φ = 1867716864.

The previous prime is 2012012173. The next prime is 2012012207. The reversal of 2012012203 is 3022102102.

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 2012012203 - 29 = 2012011691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2012012207) 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, 809401 + ... + 811882.

It is an arithmetic number, because the mean of its divisors is an integer number (269943786).

Almost surely, 22012012203 is an apocalyptic number.

2012012203 is a deficient number, since it is larger than the sum of its proper divisors (147538085).

2012012203 is a wasteful number, since it uses less digits than its factorization.

2012012203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621373.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2012012203 is about 44855.4590100246. The cubic root of 2012012203 is about 1262.4384213079.

Adding to 2012012203 its reverse (3022102102), we get a palindrome (5034114305).

It can be divided in two parts, 20120 and 12203, that added together give a palindrome (32323).

The spelling of 2012012203 in words is "two billion, twelve million, twelve thousand, two hundred three".

Divisors: 1 17 73 1241 1621283 27561811 118353659 2012012203