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2012201303 = 73724132237
BaseRepresentation
bin111011111101111…
…1100000101010111
312012020022102021012
41313323330011113
513110110420203
6531400242435
7100602300050
oct16773740527
95166272235
102012201303
11942920692
12481a7041b
13260b59b78
14151353727
15bb9c2bd8
hex77efc157

2012201303 has 16 divisors (see below), whose sum is σ = 2371685184. Its totient is φ = 1671114240.

The previous prime is 2012201293. The next prime is 2012201329. The reversal of 2012201303 is 3031022102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2012201303 - 214 = 2012184919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012201353) 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, 46301 + ... + 78537.

It is an arithmetic number, because the mean of its divisors is an integer number (148230324).

Almost surely, 22012201303 is an apocalyptic number.

2012201303 is a deficient number, since it is larger than the sum of its proper divisors (359483881).

2012201303 is a wasteful number, since it uses less digits than its factorization.

2012201303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32522.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2012201303 is about 44857.5668421728. The cubic root of 2012201303 is about 1262.4779703766.

Adding to 2012201303 its reverse (3031022102), we get a palindrome (5043223405).

The spelling of 2012201303 in words is "two billion, twelve million, two hundred one thousand, three hundred three".

Divisors: 1 7 37 241 259 1687 8917 32237 62419 225659 1192769 7769117 8349383 54383819 287457329 2012201303