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223221122110223 = 7313722319880223
BaseRepresentation
bin110010110000010010110111…
…101100001001001100001111
31002021100201201210121220021022
4302300102313230021030033
5213224223324230011343
62110430211241224355
765006123332456016
oct6260226754111417
91067321653556238
10223221122110223
11651416010832a6
12210518ba1920bb
13977287a3bc043
143d19d62197a7d
151ac176110b568
hexcb04b7b0930f

223221122110223 has 8 divisors (see below), whose sum is σ = 227930616847488. Its totient is φ = 218556267133824.

The previous prime is 223221122110193. The next prime is 223221122110289. The reversal of 223221122110223 is 322011221122322.

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-223221122110223 is a prime.

It is a super-3 number, since 3×2232211221102233 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223221122110192 and 223221122110201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223221122110523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11159930111 + ... + 11159950112.

It is an arithmetic number, because the mean of its divisors is an integer number (28491327105936).

Almost surely, 2223221122110223 is an apocalyptic number.

223221122110223 is a deficient number, since it is larger than the sum of its proper divisors (4709494737265).

223221122110223 is a wasteful number, since it uses less digits than its factorization.

223221122110223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22319880433.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 223221122110223 its reverse (322011221122322), we get a palindrome (545232343232545).

The spelling of 223221122110223 in words is "two hundred twenty-three trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred ten thousand, two hundred twenty-three".

Divisors: 1 73 137 10001 22319880223 1629351256279 3057823590551 223221122110223