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2012202202 = 21006101101
BaseRepresentation
bin111011111101111…
…1100010011011010
312012020022110111111
41313323330103122
513110110432302
6531400250534
7100602302503
oct16773742332
95166273444
102012202202
1194292132a
12481a70a4a
13260b5a3ba
14151353baa
15bb9c30d7
hex77efc4da

2012202202 has 4 divisors (see below), whose sum is σ = 3018303306. Its totient is φ = 1006101100.

The previous prime is 2012202121. The next prime is 2012202209. The reversal of 2012202202 is 2022022102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1460844841 + 551357361 = 38221^2 + 23481^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 as a sum of consecutive naturals, namely, 503050549 + ... + 503050552.

Almost surely, 22012202202 is an apocalyptic number.

2012202202 is a deficient number, since it is larger than the sum of its proper divisors (1006101104).

2012202202 is a wasteful number, since it uses less digits than its factorization.

2012202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006101103.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 2012202202 is about 44857.5768627776. The cubic root of 2012202202 is about 1262.4781583909.

Adding to 2012202202 its reverse (2022022102), we get a palindrome (4034224304).

The spelling of 2012202202 in words is "two billion, twelve million, two hundred two thousand, two hundred two".

Divisors: 1 2 1006101101 2012202202