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2013012113223 = 31981333866857
BaseRepresentation
bin11101010010110000110…
…111110011011101000111
321010102221021102200122110
4131102300313303131013
5230440122100110343
64140433123432103
7265302213433146
oct35226067633507
97112837380573
102013012113223
1170679394a071
12286175825633
13117a982b7757
146d604a8d75d
153756a523833
hex1d4b0df3747

2013012113223 has 8 divisors (see below), whose sum is σ = 2684151697648. Its totient is φ = 1341940302144.

The previous prime is 2013012113219. The next prime is 2013012113269. The reversal of 2013012113223 is 3223112103102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2013012113223 - 22 = 2013012113219 is a prime.

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 2013012113223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013012113293) 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, 16873990 + ... + 16992867.

It is an arithmetic number, because the mean of its divisors is an integer number (335518962206).

Almost surely, 22013012113223 is an apocalyptic number.

2013012113223 is a deficient number, since it is larger than the sum of its proper divisors (671139584425).

2013012113223 is a wasteful number, since it uses less digits than its factorization.

2013012113223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33886673.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2013012113223 its reverse (3223112103102), we get a palindrome (5236124216325).

The spelling of 2013012113223 in words is "two trillion, thirteen billion, twelve million, one hundred thirteen thousand, two hundred twenty-three".

Divisors: 1 3 19813 59439 33866857 101600571 671004037741 2013012113223