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12303212112213 = 311967385547683
BaseRepresentation
bin1011001100001001000010…
…0101100110100101010101
31121120011202000011100010120
42303002100211212211111
53103033434300042323
642100003445542153
72406610031312451
oct263022045464525
947504660140116
1012303212112213
113a138435475a0
121468540a14959
136b3259b3b0b9
1430769b57d661
1516507c5c15e3
hexb3090966955

12303212112213 has 16 divisors (see below), whose sum is σ = 17914087589376. Its totient is φ = 7448781216240.

The previous prime is 12303212112203. The next prime is 12303212112223. The reversal of 12303212112213 is 31221121230321.

It is an interprime number because it is at equal distance from previous prime (12303212112203) and next prime (12303212112223).

It is not a de Polignac number, because 12303212112213 - 214 = 12303212095829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303212112203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192741931 + ... + 192805752.

It is an arithmetic number, because the mean of its divisors is an integer number (1119630474336).

Almost surely, 212303212112213 is an apocalyptic number.

It is an amenable number.

12303212112213 is a deficient number, since it is larger than the sum of its proper divisors (5610875477163).

12303212112213 is a wasteful number, since it uses less digits than its factorization.

12303212112213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385548664.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12303212112213 its reverse (31221121230321), we get a palindrome (43524333342534).

The spelling of 12303212112213 in words is "twelve trillion, three hundred three billion, two hundred twelve million, one hundred twelve thousand, two hundred thirteen".

Divisors: 1 3 11 33 967 2901 10637 31911 385547683 1156643049 4241024513 12723073539 372824609461 1118473828383 4101070704071 12303212112213