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13124335100201 = 131009564238477
BaseRepresentation
bin1011111011111011111101…
…0101001110000100101001
31201110200012110221001021122
42332332333111032010221
53210012114241201301
643525123013145025
72523126154460033
oct276767725160451
951420173831248
1013124335100201
1141aaaaa016856
12157b70132b175
13742809031520
14335314dd0c53
1517b5da00681b
hexbefbf54e129

13124335100201 has 4 divisors (see below), whose sum is σ = 14133899338692. Its totient is φ = 12114770861712.

The previous prime is 13124335100167. The next prime is 13124335100213. The reversal of 13124335100201 is 10200153342131.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 612721045225 + 12511614054976 = 782765^2 + 3537176^2 .

It is a cyclic number.

It is not a de Polignac number, because 13124335100201 - 214 = 13124335083817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13124335100101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504782119226 + ... + 504782119251.

It is an arithmetic number, because the mean of its divisors is an integer number (3533474834673).

Almost surely, 213124335100201 is an apocalyptic number.

It is an amenable number.

13124335100201 is a deficient number, since it is larger than the sum of its proper divisors (1009564238491).

13124335100201 is a wasteful number, since it uses less digits than its factorization.

13124335100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009564238490.

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 13124335100201 its reverse (10200153342131), we get a palindrome (23324488442332).

The spelling of 13124335100201 in words is "thirteen trillion, one hundred twenty-four billion, three hundred thirty-five million, one hundred thousand, two hundred one".

Divisors: 1 13 1009564238477 13124335100201