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13230113011 = 52125393691
BaseRepresentation
bin11000101001001001…
…11000000011110011
31021011000210101011121
430110210320003303
5204043402104021
610024451123111
7645566051023
oct142444700363
937130711147
1013230113011
11567a0657a5
1226928a3497
13132ac7054b
148d7149a83
15526758741
hex3149380f3

13230113011 has 4 divisors (see below), whose sum is σ = 13255507224. Its totient is φ = 13204718800.

The previous prime is 13230112957. The next prime is 13230113047. The reversal of 13230113011 is 11031103231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11031103231 = 49843221317.

It is a cyclic number.

It is not a de Polignac number, because 13230113011 - 227 = 13095895283 is a prime.

It is a super-2 number, since 2×132301130112 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13230114011) 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, 12696325 + ... + 12697366.

It is an arithmetic number, because the mean of its divisors is an integer number (3313876806).

Almost surely, 213230113011 is an apocalyptic number.

13230113011 is a deficient number, since it is larger than the sum of its proper divisors (25394213).

13230113011 is an equidigital number, since it uses as much as digits as its factorization.

13230113011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25394212.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 13230113011 its reverse (11031103231), we get a palindrome (24261216242).

The spelling of 13230113011 in words is "thirteen billion, two hundred thirty million, one hundred thirteen thousand, eleven".

Divisors: 1 521 25393691 13230113011