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11120124241 = 82261135181
BaseRepresentation
bin10100101101100111…
…11010000101010001
31001200222110211201101
422112303322011101
5140233222433431
65035234504401
7542365332202
oct122663720521
931628424641
1011120124241
114797024a26
1221a4135101
131082a95c95
14776c1d5a9
154513bb961
hex296cfa151

11120124241 has 4 divisors (see below), whose sum is σ = 11120341684. Its totient is φ = 11119906800.

The previous prime is 11120124229. The next prime is 11120124247. The reversal of 11120124241 is 14242102111.

It is a happy number.

11120124241 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 an emirpimes, since its reverse is a distinct semiprime: 14242102111 = 43331211677.

It can be written as a sum of positive squares in 2 ways, for example, as 6177331216 + 4942793025 = 78596^2 + 70305^2 .

It is a cyclic number.

It is not a de Polignac number, because 11120124241 - 25 = 11120124209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11120124247) 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, 14671 + ... + 149851.

It is an arithmetic number, because the mean of its divisors is an integer number (2780085421).

Almost surely, 211120124241 is an apocalyptic number.

It is an amenable number.

11120124241 is a deficient number, since it is larger than the sum of its proper divisors (217443).

11120124241 is an equidigital number, since it uses as much as digits as its factorization.

11120124241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217442.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11120124241 its reverse (14242102111), we get a palindrome (25362226352).

The spelling of 11120124241 in words is "eleven billion, one hundred twenty million, one hundred twenty-four thousand, two hundred forty-one".

Divisors: 1 82261 135181 11120124241