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23313111222223 = 234349164174897
BaseRepresentation
bin1010100110100000000011…
…01101101000011111001111
310001112201012210201220112001
411103100001231220133033
511023430222433102343
6121325521225453131
74624213425531124
oct523200155503717
9101481183656461
1023313111222223
117479042571359
1227462a19411a7
1310015560869a4
145a85096d474b
152a6662d5a44d
hex153401b687cf

23313111222223 has 32 divisors (see below), whose sum is σ = 24982406456832. Its totient is φ = 21702344294400.

The previous prime is 23313111222211. The next prime is 23313111222239. The reversal of 23313111222223 is 32222211131332.

It is a cyclic number.

It is not a de Polignac number, because 23313111222223 - 213 = 23313111214031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23313111222191 and 23313111222200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23313111222283) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 311231511 + ... + 311306407.

It is an arithmetic number, because the mean of its divisors is an integer number (780700201776).

Almost surely, 223313111222223 is an apocalyptic number.

23313111222223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23313111222223 is a deficient number, since it is larger than the sum of its proper divisors (1669295234609).

23313111222223 is a wasteful number, since it uses less digits than its factorization.

23313111222223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76095.

The product of its digits is 5184, while the sum is 28.

Adding to 23313111222223 its reverse (32222211131332), we get a palindrome (55535322353555).

The spelling of 23313111222223 in words is "twenty-three trillion, three hundred thirteen billion, one hundred eleven million, two hundred twenty-two thousand, two hundred twenty-three".

Divisors: 1 23 43 491 641 989 11293 14743 21113 27563 74897 314731 485599 633949 1722631 3220571 7238813 13533433 36774427 48008977 74073133 311268959 845811821 1104206471 1581300361 2064386011 23572407707 36369908303 47480878253 542165377261 1013613531401 23313111222223