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11200003212 = 223933333601
BaseRepresentation
bin10100110111001001…
…00111110010001100
31001220112210010001210
422123210213302030
5140414200100322
65051210534420
7544355312406
oct123344476214
931815703053
1011200003212
114828123202
122206a37410
1310964b3248
14783693b76
154583e970c
hex29b927c8c

11200003212 has 12 divisors (see below), whose sum is σ = 26133340856. Its totient is φ = 3733334400.

The previous prime is 11200003211. The next prime is 11200003229. The reversal of 11200003212 is 21230000211.

11200003212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 933333601 = 11200003212 / (1 + 1 + 2 + 0 + 0 + 0 + 0 + 3 + 2 + 1 + 2).

11200003212 is a modest number, since divided by 3212 gives 112 as remainder.

It is not an unprimeable number, because it can be changed into a prime (11200003211) 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 3 ways as a sum of consecutive naturals, for example, 466666789 + ... + 466666812.

Almost surely, 211200003212 is an apocalyptic number.

11200003212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11200003212 is an abundant number, since it is smaller than the sum of its proper divisors (14933337644).

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

11200003212 is a wasteful number, since it uses less digits than its factorization.

11200003212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933333608 (or 933333606 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 11200003212 its reverse (21230000211), we get a palindrome (32430003423).

The spelling of 11200003212 in words is "eleven billion, two hundred million, three thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 933333601 1866667202 2800000803 3733334404 5600001606 11200003212