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13100120011 = 114438093323
BaseRepresentation
bin11000011001101001…
…11111011111001011
31020210222012001022001
430030310333133023
5203312112320021
610003525011431
7642430116466
oct141464773713
936728161261
1013100120011
115612749070
122657253b77
13130a058004
148c3b8c2dd
1551a12c091
hex30cd3f7cb

13100120011 has 16 divisors (see below), whose sum is σ = 14345320320. Its totient is φ = 11864057920.

The previous prime is 13100119999. The next prime is 13100120021. The reversal of 13100120011 is 11002100131.

It is not a de Polignac number, because 13100120011 - 217 = 13099988939 is a prime.

It is a super-2 number, since 2×131001200112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13100120011.

It is not an unprimeable number, because it can be changed into a prime (13100120021) 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, 3940596 + ... + 3943918.

It is an arithmetic number, because the mean of its divisors is an integer number (896582520).

Almost surely, 213100120011 is an apocalyptic number.

13100120011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13100120011 is a deficient number, since it is larger than the sum of its proper divisors (1245200309).

13100120011 is a wasteful number, since it uses less digits than its factorization.

13100120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4586.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 13100120011 its reverse (11002100131), we get a palindrome (24102220142).

The spelling of 13100120011 in words is "thirteen billion, one hundred million, one hundred twenty thousand, eleven".

Divisors: 1 11 443 809 3323 4873 8899 36553 358387 1472089 2688307 3942257 16192979 29571377 1190920001 13100120011