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13021100012 = 223255275003
BaseRepresentation
bin11000010000001111…
…00011011111101100
31020121110111102020102
430020013203133230
5203131400200022
65552023210232
7640450344464
oct141007433754
936543442212
1013021100012
115582087188
1226348a6978
1312c687ba0b
148b749cba4
1551321da92
hex3081e37ec

13021100012 has 6 divisors (see below), whose sum is σ = 22786925028. Its totient is φ = 6510550004.

The previous prime is 13021100011. The next prime is 13021100047. The reversal of 13021100012 is 21000112031.

13021100012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13021099966 and 13021100002.

It is not an unprimeable number, because it can be changed into a prime (13021100011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1627637498 + ... + 1627637505.

It is an arithmetic number, because the mean of its divisors is an integer number (3797820838).

Almost surely, 213021100012 is an apocalyptic number.

It is an amenable number.

13021100012 is a deficient number, since it is larger than the sum of its proper divisors (9765825016).

13021100012 is a wasteful number, since it uses less digits than its factorization.

13021100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3255275007 (or 3255275005 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 13021100012 its reverse (21000112031), we get a palindrome (34021212043).

The spelling of 13021100012 in words is "thirteen billion, twenty-one million, one hundred thousand, twelve".

Divisors: 1 2 4 3255275003 6510550006 13021100012