Search a number
-
+
10100221001 = 131940891583
BaseRepresentation
bin10010110100000010…
…10010010001001001
3222001220100101111022
421122001102101021
5131141124033001
64350122442225
7505202314313
oct113201222111
928056311438
1010100221001
114313347592
121b5a663375
13c4c6aa740
146bb5b07b3
153e1aa811b
hex25a052449

10100221001 has 8 divisors (see below), whose sum is σ = 11449643520. Its totient is φ = 8832581712.

The previous prime is 10100220983. The next prime is 10100221003. The reversal of 10100221001 is 10012200101.

Adding to 10100221001 its reverse (10012200101), we get a palindrome (20112421102).

10100221001 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10100221001 - 230 = 9026479177 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 10100221001.

It is not an unprimeable number, because it can be changed into a prime (10100221003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20445545 + ... + 20446038.

It is an arithmetic number, because the mean of its divisors is an integer number (1431205440).

Almost surely, 210100221001 is an apocalyptic number.

It is an amenable number.

10100221001 is a deficient number, since it is larger than the sum of its proper divisors (1349422519).

10100221001 is a wasteful number, since it uses less digits than its factorization.

10100221001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40891615.

The product of its (nonzero) digits is 4, while the sum is 8.

The spelling of 10100221001 in words is "ten billion, one hundred million, two hundred twenty-one thousand, one".

Divisors: 1 13 19 247 40891583 531590579 776940077 10100221001