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10231201313 = 25514010663
BaseRepresentation
bin10011000011101001…
…11011111000100001
3222102000210212200222
421201310323320201
5131423141420223
64411122052425
7511352530154
oct114164737041
928360725628
1010231201313
114380278a83
121b964aa115
13c7087a498
146d0b47c9b
153ed32c0c8
hex261d3be21

10231201313 has 4 divisors (see below), whose sum is σ = 10235214528. Its totient is φ = 10227188100.

The previous prime is 10231201303. The next prime is 10231201333. The reversal of 10231201313 is 31310213201.

10231201313 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 a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31310213201 = 50961513189.

It is a cyclic number.

It is not a de Polignac number, because 10231201313 - 222 = 10227007009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10231201291 and 10231201300.

It is not an unprimeable number, because it can be changed into a prime (10231201303) 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, 2002781 + ... + 2007882.

It is an arithmetic number, because the mean of its divisors is an integer number (2558803632).

Almost surely, 210231201313 is an apocalyptic number.

It is an amenable number.

10231201313 is a deficient number, since it is larger than the sum of its proper divisors (4013215).

10231201313 is an equidigital number, since it uses as much as digits as its factorization.

10231201313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4013214.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10231201313 its reverse (31310213201), we get a palindrome (41541414514).

The spelling of 10231201313 in words is "ten billion, two hundred thirty-one million, two hundred one thousand, three hundred thirteen".

Divisors: 1 2551 4010663 10231201313