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13102123323311 = 1119578291084051
BaseRepresentation
bin1011111010101001001101…
…1010000000111110101111
31201101112212111112212112022
42332222103122000332233
53204131122032321221
643511010553500355
72521411554464021
oct276522332007657
951345774485468
1013102123323311
1141a1641054050
1215773427116bb
137406a9360989
14334209084011
1517ac39ee44ab
hexbea93680faf

13102123323311 has 16 divisors (see below), whose sum is σ = 15045774518400. Its totient is φ = 11283919812000.

The previous prime is 13102123323307. The next prime is 13102123323323. The reversal of 13102123323311 is 11332332120131.

It is not a de Polignac number, because 13102123323311 - 22 = 13102123323307 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 (13102123323811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11544236 + ... + 12628286.

It is an arithmetic number, because the mean of its divisors is an integer number (940360907400).

Almost surely, 213102123323311 is an apocalyptic number.

13102123323311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13102123323311 is a deficient number, since it is larger than the sum of its proper divisors (1943651195089).

13102123323311 is a wasteful number, since it uses less digits than its factorization.

13102123323311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141910.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 13102123323311 its reverse (11332332120131), we get a palindrome (24434455443442).

The spelling of 13102123323311 in words is "thirteen trillion, one hundred two billion, one hundred twenty-three million, three hundred twenty-three thousand, three hundred eleven".

Divisors: 1 11 19 209 57829 636119 1084051 1098751 11924561 12086261 20596969 226566659 62689585279 689585438069 1191102120301 13102123323311