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10131323211 = 332814193187
BaseRepresentation
bin10010110111101111…
…11011100101001011
3222011001212112201000
421123313323211023
5131222104320321
64353153230043
7506030553312
oct113367734513
928131775630
1010131323211
114329960099
121b68b62323
13c55c7a309
146c1789279
153e469d826
hex25bdfb94b

10131323211 has 32 divisors (see below), whose sum is σ = 15103468800. Its totient is φ = 6712009920.

The previous prime is 10131323201. The next prime is 10131323219. The reversal of 10131323211 is 11232313101.

10131323211 is a `hidden beast` number, since 1 + 0 + 131 + 323 + 211 = 666.

10131323211 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10131323211 - 211 = 10131321163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10131323219) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3177360 + ... + 3180546.

It is an arithmetic number, because the mean of its divisors is an integer number (471983400).

Almost surely, 210131323211 is an apocalyptic number.

10131323211 is a deficient number, since it is larger than the sum of its proper divisors (4972145589).

10131323211 is a wasteful number, since it uses less digits than its factorization.

10131323211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896 (or 3890 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 10131323211 its reverse (11232313101), we get a palindrome (21363636312).

The spelling of 10131323211 in words is "ten billion, one hundred thirty-one million, three hundred twenty-three thousand, two hundred eleven".

Divisors: 1 3 9 27 281 419 843 1257 2529 3187 3771 7587 9561 11313 28683 86049 117739 353217 895547 1059651 1335353 2686641 3178953 4006059 8059923 12018177 24179769 36054531 375234193 1125702579 3377107737 10131323211