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2012202201 = 31964155073
BaseRepresentation
bin111011111101111…
…1100010011011001
312012020022110111110
41313323330103121
513110110432301
6531400250533
7100602302502
oct16773742331
95166273443
102012202201
11942921329
12481a70a49
13260b5a3b9
14151353ba9
15bb9c30d6
hex77efc4d9

2012202201 has 16 divisors (see below), whose sum is σ = 2828600640. Its totient is φ = 1268858880.

The previous prime is 2012202121. The next prime is 2012202209. The reversal of 2012202201 is 1022022102.

It is not a de Polignac number, because 2012202201 - 223 = 2003813593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012202209) 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, 9001 + ... + 64073.

It is an arithmetic number, because the mean of its divisors is an integer number (176787540).

Almost surely, 22012202201 is an apocalyptic number.

It is an amenable number.

2012202201 is a deficient number, since it is larger than the sum of its proper divisors (816398439).

2012202201 is a wasteful number, since it uses less digits than its factorization.

2012202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55736.

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2012202201 is about 44857.5768516312. The cubic root of 2012202201 is about 1262.4781581817.

Adding to 2012202201 its reverse (1022022102), we get a palindrome (3034224303).

The spelling of 2012202201 in words is "two billion, twelve million, two hundred two thousand, two hundred one".

Divisors: 1 3 19 57 641 1923 12179 36537 55073 165219 1046387 3139161 35301793 105905379 670734067 2012202201