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10201331321 = 171102754419
BaseRepresentation
bin10011000000000101…
…11111011001111001
3222022221121022202222
421200002333121321
5131343020100241
64404133533425
7510540612506
oct114002773171
928287538688
1010201331321
114365427235
121b884a4275
13c6761c72c
146cabb04ad
153ea8cba4b
hex2600bf679

10201331321 has 8 divisors (see below), whose sum is σ = 10802587680. Its totient is φ = 9600205888.

The previous prime is 10201331311. The next prime is 10201331323. The reversal of 10201331321 is 12313310201.

10201331321 is digitally balanced in base 2, 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 10201331321 - 222 = 10197137017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

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 10201331321.

It is not an unprimeable number, because it can be changed into a prime (10201331323) 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 7 ways as a sum of consecutive naturals, for example, 160250 + ... + 214668.

It is an arithmetic number, because the mean of its divisors is an integer number (1350323460).

Almost surely, 210201331321 is an apocalyptic number.

It is an amenable number.

10201331321 is a deficient number, since it is larger than the sum of its proper divisors (601256359).

10201331321 is a wasteful number, since it uses less digits than its factorization.

10201331321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65463.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10201331321 its reverse (12313310201), we get a palindrome (22514641522).

The spelling of 10201331321 in words is "ten billion, two hundred one million, three hundred thirty-one thousand, three hundred twenty-one".

Divisors: 1 17 11027 54419 187459 925123 600078313 10201331321