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12010202200 = 235260051011
BaseRepresentation
bin10110010111101110…
…10010010001011000
31011000000022111010201
423023313102101120
5144044102432300
65303432151544
7603424014523
oct131367222130
934000274121
1012010202200
11510349a747
1223b22385b4
1311952c7429
1481d115bba
154a45d866a
hex2cbdd2458

12010202200 has 24 divisors (see below), whose sum is σ = 27923720580. Its totient is φ = 4804080800.

The previous prime is 12010202147. The next prime is 12010202203. The reversal of 12010202200 is 220201021.

12010202200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010202203) 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 in 5 ways as a sum of consecutive naturals, for example, 30025306 + ... + 30025705.

Almost surely, 212010202200 is an apocalyptic number.

12010202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12010202200 is an abundant number, since it is smaller than the sum of its proper divisors (15913518380).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12010202200 is a wasteful number, since it uses less digits than its factorization.

12010202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60051027 (or 60051018 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12010202200 its reverse (220201021), we get a palindrome (12230403221).

The spelling of 12010202200 in words is "twelve billion, ten million, two hundred two thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 60051011 120102022 240204044 300255055 480408088 600510110 1201020220 1501275275 2402040440 3002550550 6005101100 12010202200