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10311112011 = 337311298691
BaseRepresentation
bin10011001101001011…
…10001010101001011
3222121121011202120110
421212211301111023
5132104121041021
64423054525403
7513343002024
oct114645612513
928547152513
1010311112011
114411399082
121bb9206863
13c842a9015
146db5c9c4b
15405364476
hex26697154b

10311112011 has 16 divisors (see below), whose sum is σ = 14165169408. Its totient is φ = 6666760800.

The previous prime is 10311111971. The next prime is 10311112067. The reversal of 10311112011 is 11021111301.

10311112011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10311112011 - 213 = 10311103819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10311112111) 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 15 ways as a sum of consecutive naturals, for example, 114825 + ... + 183866.

It is an arithmetic number, because the mean of its divisors is an integer number (885323088).

Almost surely, 210311112011 is an apocalyptic number.

10311112011 is a deficient number, since it is larger than the sum of its proper divisors (3854057397).

10311112011 is a wasteful number, since it uses less digits than its factorization.

10311112011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299042.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 10311112011 its reverse (11021111301), we get a palindrome (21332223312).

The spelling of 10311112011 in words is "ten billion, three hundred eleven million, one hundred twelve thousand, eleven".

Divisors: 1 3 37 111 311 933 11507 34521 298691 896073 11051567 33154701 92892901 278678703 3437037337 10311112011