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10031310211 = 13771639247
BaseRepresentation
bin10010101011110100…
…11010010110000011
3221220002200100122211
421111322122112003
5131021003411321
64335221442551
7503404505236
oct112572322603
927802610584
1010031310211
11428845a91a
121b3b570457
13c3b330920
146b239341d
153da9e50e1
hex255e9a583

10031310211 has 4 divisors (see below), whose sum is σ = 10802949472. Its totient is φ = 9259670952.

The previous prime is 10031310209. The next prime is 10031310217. The reversal of 10031310211 is 11201313001.

10031310211 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: 11201313001 = 53872079323.

It is a cyclic number.

It is not a de Polignac number, because 10031310211 - 21 = 10031310209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 771639247 = 10031310211 / (1 + 0 + 0 + 3 + 1 + 3 + 1 + 0 + 2 + 1 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10031310191 and 10031310200.

It is not an unprimeable number, because it can be changed into a prime (10031310217) 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, 385819611 + ... + 385819636.

It is an arithmetic number, because the mean of its divisors is an integer number (2700737368).

Almost surely, 210031310211 is an apocalyptic number.

10031310211 is a deficient number, since it is larger than the sum of its proper divisors (771639261).

10031310211 is an equidigital number, since it uses as much as digits as its factorization.

10031310211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771639260.

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

Adding to 10031310211 its reverse (11201313001), we get a palindrome (21232623212).

The spelling of 10031310211 in words is "ten billion, thirty-one million, three hundred ten thousand, two hundred eleven".

Divisors: 1 13 771639247 10031310211