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231023002222313 = 745772217256087
BaseRepresentation
bin110100100001110100111011…
…111110110111111011101001
31010021222120202020111012120022
4310201310323332313323221
5220240040102032103223
62135202300240410225
766442601234306510
oct6441647376677351
91107876666435508
10231023002222313
116767a339aa7384
1221ab1980016975
139bba4b63534a2
144109804323677
151ba9689bccac8
hexd21d3bfb7ee9

231023002222313 has 8 divisors (see below), whose sum is σ = 264604026306432. Its totient is φ = 197586412651296.

The previous prime is 231023002222303. The next prime is 231023002222319. The reversal of 231023002222313 is 313222200320132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 231023002222313 - 28 = 231023002222057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231023002222319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36108624845 + ... + 36108631242.

It is an arithmetic number, because the mean of its divisors is an integer number (33075503288304).

Almost surely, 2231023002222313 is an apocalyptic number.

It is an amenable number.

231023002222313 is a deficient number, since it is larger than the sum of its proper divisors (33581024084119).

231023002222313 is an equidigital number, since it uses as much as digits as its factorization.

231023002222313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72217256551.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 231023002222313 its reverse (313222200320132), we get a palindrome (544245202542445).

The spelling of 231023002222313 in words is "two hundred thirty-one trillion, twenty-three billion, two million, two hundred twenty-two thousand, three hundred thirteen".

Divisors: 1 7 457 3199 72217256087 505520792609 33003286031759 231023002222313