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11441342201 = 66117309141
BaseRepresentation
bin10101010011111010…
…10000011011111001
31002112100220101220212
422221331100123321
5141412440422301
65131151400505
7553345542542
oct125175203371
932470811825
1011441342201
114941380813
122273823135
1311044b2693
147a77574c9
1546e6bc4bb
hex2a9f506f9

11441342201 has 4 divisors (see below), whose sum is σ = 11458652004. Its totient is φ = 11424032400.

The previous prime is 11441342179. The next prime is 11441342219. The reversal of 11441342201 is 10224314411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10224314411 = 90711272673.

It can be written as a sum of positive squares in 2 ways, for example, as 9166147600 + 2275194601 = 95740^2 + 47699^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11441342201 is a prime.

It is a super-2 number, since 2×114413422012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11441342291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8653910 + ... + 8655231.

It is an arithmetic number, because the mean of its divisors is an integer number (2864663001).

Almost surely, 211441342201 is an apocalyptic number.

It is an amenable number.

11441342201 is a deficient number, since it is larger than the sum of its proper divisors (17309803).

11441342201 is an equidigital number, since it uses as much as digits as its factorization.

11441342201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17309802.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 11441342201 its reverse (10224314411), we get a palindrome (21665656612).

The spelling of 11441342201 in words is "eleven billion, four hundred forty-one million, three hundred forty-two thousand, two hundred one".

Divisors: 1 661 17309141 11441342201