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10312112311 = 83124242317
BaseRepresentation
bin10011001101010011…
…00101100010110111
3222121200001120201121
421212221211202313
5132104400043221
64423132204411
7513354336244
oct114651454267
928550046647
1010312112311
114411a11676
121bb9609707
13c84569407
146db7aa5cb
154054b0a41
hex266a658b7

10312112311 has 4 divisors (see below), whose sum is σ = 10436354712. Its totient is φ = 10187869912.

The previous prime is 10312112309. The next prime is 10312112323. The reversal of 10312112311 is 11321121301.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 10312112311 - 21 = 10312112309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10312112351) 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, 62121076 + ... + 62121241.

It is an arithmetic number, because the mean of its divisors is an integer number (2609088678).

Almost surely, 210312112311 is an apocalyptic number.

10312112311 is a deficient number, since it is larger than the sum of its proper divisors (124242401).

10312112311 is an equidigital number, since it uses as much as digits as its factorization.

10312112311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124242400.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10312112311 its reverse (11321121301), we get a palindrome (21633233612).

The spelling of 10312112311 in words is "ten billion, three hundred twelve million, one hundred twelve thousand, three hundred eleven".

Divisors: 1 83 124242317 10312112311