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10131310201 = 45569222329
BaseRepresentation
bin10010110111101111…
…11000011001111001
3222011001211212212011
421123313320121321
5131222103411301
64353153045521
7506030500345
oct113367703171
928131755764
1010131310201
114329951341
121b68b568a1
13c55c7440c
146c1784625
153e4699a51
hex25bdf8679

10131310201 has 4 divisors (see below), whose sum is σ = 10131578100. Its totient is φ = 10131042304.

The previous prime is 10131310199. The next prime is 10131310213. The reversal of 10131310201 is 10201313101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7314354576 + 2816955625 = 85524^2 + 53075^2 .

It is a cyclic number.

It is not a de Polignac number, because 10131310201 - 21 = 10131310199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10131313201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65596 + ... + 156733.

It is an arithmetic number, because the mean of its divisors is an integer number (2532894525).

Almost surely, 210131310201 is an apocalyptic number.

It is an amenable number.

10131310201 is a deficient number, since it is larger than the sum of its proper divisors (267899).

10131310201 is an equidigital number, since it uses as much as digits as its factorization.

10131310201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267898.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 10131310201 its reverse (10201313101), we get a palindrome (20332623302).

The spelling of 10131310201 in words is "ten billion, one hundred thirty-one million, three hundred ten thousand, two hundred one".

Divisors: 1 45569 222329 10131310201