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11200000201 = 13861538477
BaseRepresentation
bin10100110111001001…
…00111000011001001
31001220112202221221021
422123210213003021
5140414200001301
65051210512441
7544355300545
oct123344470311
931815687837
1011200000201
114828120a15
122206a35721
1310964b1a70
14783692a25
154583e88a1
hex29b9270c9

11200000201 has 4 divisors (see below), whose sum is σ = 12061538692. Its totient is φ = 10338461712.

The previous prime is 11200000153. The next prime is 11200000223. The reversal of 11200000201 is 10200000211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3109177600 + 8090822601 = 55760^2 + 89949^2 .

It is a cyclic number.

It is not a de Polignac number, because 11200000201 - 29 = 11199999689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11200000241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430769226 + ... + 430769251.

It is an arithmetic number, because the mean of its divisors is an integer number (3015384673).

Almost surely, 211200000201 is an apocalyptic number.

It is an amenable number.

11200000201 is a deficient number, since it is larger than the sum of its proper divisors (861538491).

11200000201 is an equidigital number, since it uses as much as digits as its factorization.

11200000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861538490.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 11200000201 its reverse (10200000211), we get a palindrome (21400000412).

The spelling of 11200000201 in words is "eleven billion, two hundred million, two hundred one", and thus it is an aban number.

Divisors: 1 13 861538477 11200000201