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12201014401 = 23530478887
BaseRepresentation
bin10110101110011110…
…01011010010000001
31011111022100202021021
423113033023102001
5144441424430101
65334410025441
7611231624362
oct132717132201
934438322237
1012201014401
1151a1177784
122446118281
1311c59b5764
1483a5c5b69
154b622a5a1
hex2d73cb481

12201014401 has 4 divisors (see below), whose sum is σ = 12731493312. Its totient is φ = 11670535492.

The previous prime is 12201014381. The next prime is 12201014417. The reversal of 12201014401 is 10441010221.

It is a happy number.

12201014401 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: 10441010221 = 60471726643.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12201014401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12201054401) 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, 265239421 + ... + 265239466.

It is an arithmetic number, because the mean of its divisors is an integer number (3182873328).

Almost surely, 212201014401 is an apocalyptic number.

It is an amenable number.

12201014401 is a deficient number, since it is larger than the sum of its proper divisors (530478911).

12201014401 is an equidigital number, since it uses as much as digits as its factorization.

12201014401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530478910.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12201014401 its reverse (10441010221), we get a palindrome (22642024622).

The spelling of 12201014401 in words is "twelve billion, two hundred one million, fourteen thousand, four hundred one".

Divisors: 1 23 530478887 12201014401