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13012322111 = 163523152639
BaseRepresentation
bin11000001111001100…
…00100011100111111
31020120211222110012222
430013212010130333
5203122123301421
65551111115555
7640312625105
oct140746043477
936524873188
1013012322111
115578131218
122631972bbb
1312c4ac74a9
148b6255c75
15512587cab
hex30798473f

13012322111 has 8 divisors (see below), whose sum is σ = 13117271040. Its totient is φ = 12907679832.

The previous prime is 13012322101. The next prime is 13012322119. The reversal of 13012322111 is 11122321031.

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 13012322111 - 214 = 13012305727 is a prime.

It is a Duffinian number.

It is a zygodrome in base 6.

It is a self number, because there is not a number n which added to its sum of digits gives 13012322111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13012322119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8930 + ... + 161568.

It is an arithmetic number, because the mean of its divisors is an integer number (1639658880).

Almost surely, 213012322111 is an apocalyptic number.

13012322111 is a deficient number, since it is larger than the sum of its proper divisors (104948929).

13012322111 is a wasteful number, since it uses less digits than its factorization.

13012322111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153325.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 13012322111 its reverse (11122321031), we get a palindrome (24134643142).

The spelling of 13012322111 in words is "thirteen billion, twelve million, three hundred twenty-two thousand, one hundred eleven".

Divisors: 1 163 523 85249 152639 24880157 79830197 13012322111