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11203104401 = 46771239531
BaseRepresentation
bin10100110111100000…
…11100111010010001
31001220202121200002122
422123300130322101
5140420443320101
65051401224025
7544423546646
oct123360347221
931822550078
1011203104401
114829951175
122207a92015
13109702a978
14783c5ddcd
1545880d51b
hex29bc1ce91

11203104401 has 4 divisors (see below), whose sum is σ = 11203390704. Its totient is φ = 11202818100.

The previous prime is 11203104383. The next prime is 11203104457. The reversal of 11203104401 is 10440130211.

It is a happy number.

11203104401 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10440130211 = 71491447173.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11203104401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11203104401.

It is not an unprimeable number, because it can be changed into a prime (11203104461) 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, 72995 + ... + 166536.

It is an arithmetic number, because the mean of its divisors is an integer number (2800847676).

Almost surely, 211203104401 is an apocalyptic number.

It is an amenable number.

11203104401 is a deficient number, since it is larger than the sum of its proper divisors (286303).

11203104401 is an equidigital number, since it uses as much as digits as its factorization.

11203104401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286302.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11203104401 its reverse (10440130211), we get a palindrome (21643234612).

The spelling of 11203104401 in words is "eleven billion, two hundred three million, one hundred four thousand, four hundred one".

Divisors: 1 46771 239531 11203104401