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2013222233 = 11183020203
BaseRepresentation
bin111011111111111…
…0101010101011001
312012022020021201102
41313333311111121
513110341102413
6531434201145
7100614051401
oct16777652531
95168207642
102013222233
11943458730
124822831b5
13261126779
1415153b801
15bbb25458
hex77ff5559

2013222233 has 4 divisors (see below), whose sum is σ = 2196242448. Its totient is φ = 1830202020.

The previous prime is 2013222199. The next prime is 2013222247. The reversal of 2013222233 is 3322223102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2013222233 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2013222283) 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, 91510091 + ... + 91510112.

It is an arithmetic number, because the mean of its divisors is an integer number (549060612).

Almost surely, 22013222233 is an apocalyptic number.

It is an amenable number.

2013222233 is a deficient number, since it is larger than the sum of its proper divisors (183020215).

2013222233 is a wasteful number, since it uses less digits than its factorization.

2013222233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183020214.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2013222233 is about 44868.9450845459. The cubic root of 2013222233 is about 1262.6914486389.

Adding to 2013222233 its reverse (3322223102), we get a palindrome (5335445335).

The spelling of 2013222233 in words is "two billion, thirteen million, two hundred twenty-two thousand, two hundred thirty-three".

Divisors: 1 11 183020203 2013222233