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2312330131131 = 319281144367243
BaseRepresentation
bin100001101001100001100…
…111011011011010111011
322012001112021002102211120
4201221201213123122323
5300341123003144011
64530134135400323
7326026460546526
oct41514147333273
98161467072746
102312330131131
118117210930a9
1231418a8230a3
1313a089a45157
147dcbb3c7bbd
1540237dbda06
hex21a619db6bb

2312330131131 has 16 divisors (see below), whose sum is σ = 3256925024640. Its totient is φ = 1455221799360.

The previous prime is 2312330131103. The next prime is 2312330131159. The reversal of 2312330131131 is 1311310332132.

It is an interprime number because it is at equal distance from previous prime (2312330131103) and next prime (2312330131159).

It is not a de Polignac number, because 2312330131131 - 214 = 2312330114747 is a prime.

It is a super-2 number, since 2×23123301311312 (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2312330131171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72167605 + ... + 72199638.

It is an arithmetic number, because the mean of its divisors is an integer number (203557814040).

Almost surely, 22312330131131 is an apocalyptic number.

2312330131131 is a deficient number, since it is larger than the sum of its proper divisors (944594893509).

2312330131131 is a wasteful number, since it uses less digits than its factorization.

2312330131131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144367546.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 2312330131131 its reverse (1311310332132), we get a palindrome (3623640463263).

The spelling of 2312330131131 in words is "two trillion, three hundred twelve billion, three hundred thirty million, one hundred thirty-one thousand, one hundred thirty-one".

Divisors: 1 3 19 57 281 843 5339 16017 144367243 433101729 2742977617 8228932851 40567195283 121701585849 770776710377 2312330131131