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13112010202 = 26556005101
BaseRepresentation
bin11000011011000100…
…10110010111011010
31020211210120010120111
430031202112113122
5203323133311302
610005031514534
7642633150664
oct141542262732
936753503514
1013112010202
11561942a375
12265b228a4a
13130c65c025
148c55a5534
1551b1ca0d7
hex30d8965da

13112010202 has 4 divisors (see below), whose sum is σ = 19668015306. Its totient is φ = 6556005100.

The previous prime is 13112010193. The next prime is 13112010209. The reversal of 13112010202 is 20201021131.

13112010202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 7101264361 + 6010745841 = 84269^2 + 77529^2 .

It is not an unprimeable number, because it can be changed into a prime (13112010209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3278002549 + ... + 3278002552.

Almost surely, 213112010202 is an apocalyptic number.

13112010202 is a deficient number, since it is larger than the sum of its proper divisors (6556005104).

13112010202 is an equidigital number, since it uses as much as digits as its factorization.

13112010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6556005103.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 13112010202 its reverse (20201021131), we get a palindrome (33313031333).

The spelling of 13112010202 in words is "thirteen billion, one hundred twelve million, ten thousand, two hundred two".

Divisors: 1 2 6556005101 13112010202