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223213112323 = 2149110386353
BaseRepresentation
bin1100111111100010001…
…0011100110000000011
3210100011002211222020021
43033320202130300003
512124120024043243
6250313115354311
722061300102215
oct3177042346003
9710132758207
10223213112323
1186733a8a053
1237315752997
13180835a69b6
14ab370065b5
155c1632d6ed
hex33f889cc03

223213112323 has 4 divisors (see below), whose sum is σ = 223223520168. Its totient is φ = 223202704480.

The previous prime is 223213112293. The next prime is 223213112329. The reversal of 223213112323 is 323211312322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 223213112323 - 237 = 85774158851 is a prime.

It is a super-3 number, since 3×2232131123233 (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223213112329) 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, 5171686 + ... + 5214667.

It is an arithmetic number, because the mean of its divisors is an integer number (55805880042).

Almost surely, 2223213112323 is an apocalyptic number.

223213112323 is a deficient number, since it is larger than the sum of its proper divisors (10407845).

223213112323 is a wasteful number, since it uses less digits than its factorization.

223213112323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10407844.

The product of its digits is 2592, while the sum is 25.

Adding to 223213112323 its reverse (323211312322), we get a palindrome (546424424645).

The spelling of 223213112323 in words is "two hundred twenty-three billion, two hundred thirteen million, one hundred twelve thousand, three hundred twenty-three".

Divisors: 1 21491 10386353 223213112323