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2013123230011 = 23239366222163
BaseRepresentation
bin11101010010110111011…
…111101011100100111011
321010110020000112000020001
4131102313133223210323
5230440334021330021
64140452133213431
7265305033055615
oct35226737534473
97113200460201
102013123230011
11706840643823
122861a6a91277
13117ab532122a
146d615735db5
1537575172091
hex1d4b77eb93b

2013123230011 has 8 divisors (see below), whose sum is σ = 2109439664640. Its totient is φ = 1917539240232.

The previous prime is 2013123229987. The next prime is 2013123230033. The reversal of 2013123230011 is 1100323213102.

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 2013123230011 - 27 = 2013123229883 is a prime.

It is a super-2 number, since 2×20131232300112 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013123230311) 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, 183105585 + ... + 183116578.

It is an arithmetic number, because the mean of its divisors is an integer number (263679958080).

Almost surely, 22013123230011 is an apocalyptic number.

2013123230011 is a deficient number, since it is larger than the sum of its proper divisors (96316434629).

2013123230011 is a wasteful number, since it uses less digits than its factorization.

2013123230011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366222425.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 2013123230011 its reverse (1100323213102), we get a palindrome (3113446443113).

The spelling of 2013123230011 in words is "two trillion, thirteen billion, one hundred twenty-three million, two hundred thirty thousand, eleven".

Divisors: 1 23 239 5497 366222163 8423109749 87527096957 2013123230011