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2011223103313 = 31191533338731
BaseRepresentation
bin11101010001000110001…
…111010001011101010001
321010021022121002120102011
4131101012033101131101
5230422441103301223
64135535415022521
7265206661210624
oct35210617213521
97107277076364
102011223103313
11705a56011486
1228595666aa41
13117871774ac8
146d4b5237dbb
15374b343b80d
hex1d4463d1751

2011223103313 has 8 divisors (see below), whose sum is σ = 2076118236416. Its totient is φ = 1946329030800.

The previous prime is 2011223103289. The next prime is 2011223103349. The reversal of 2011223103313 is 3133013221102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2011223103313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011223103413) 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, 5768158 + ... + 6106888.

It is an arithmetic number, because the mean of its divisors is an integer number (259514779552).

Almost surely, 22011223103313 is an apocalyptic number.

It is an amenable number.

2011223103313 is a deficient number, since it is larger than the sum of its proper divisors (64895133103).

2011223103313 is a wasteful number, since it uses less digits than its factorization.

2011223103313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530295.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2011223103313 its reverse (3133013221102), we get a palindrome (5144236324415).

The spelling of 2011223103313 in words is "two trillion, eleven billion, two hundred twenty-three million, one hundred three thousand, three hundred thirteen".

Divisors: 1 31 191533 338731 5937523 10500661 64878164623 2011223103313