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224120201201 = 1317240015477
BaseRepresentation
bin1101000010111010011…
…0101101111111110001
3210102111022200212020122
43100232212231333301
512132444232414301
6250543121420025
722122623164211
oct3205646557761
9712438625218
10224120201201
118705a013386
123752949a615
13181994b2b90
14abc168a241
155c6acaa81b
hex342e9adff1

224120201201 has 4 divisors (see below), whose sum is σ = 241360216692. Its totient is φ = 206880185712.

The previous prime is 224120201189. The next prime is 224120201213. The reversal of 224120201201 is 102102021422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102102021422 = 251051010711.

It is an interprime number because it is at equal distance from previous prime (224120201189) and next prime (224120201213).

It can be written as a sum of positive squares in 2 ways, for example, as 36375644176 + 187744557025 = 190724^2 + 433295^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-224120201201 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 224120201201.

It is not an unprimeable number, because it can be changed into a prime (224120201801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8620007726 + ... + 8620007751.

It is an arithmetic number, because the mean of its divisors is an integer number (60340054173).

Almost surely, 2224120201201 is an apocalyptic number.

It is an amenable number.

224120201201 is a deficient number, since it is larger than the sum of its proper divisors (17240015491).

224120201201 is a wasteful number, since it uses less digits than its factorization.

224120201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17240015490.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 224120201201 its reverse (102102021422), we get a palindrome (326222222623).

The spelling of 224120201201 in words is "two hundred twenty-four billion, one hundred twenty million, two hundred one thousand, two hundred one".

Divisors: 1 13 17240015477 224120201201