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11223030233 = 1715738310979
BaseRepresentation
bin10100111001111000…
…11101100111011001
31001222011010000012102
422130330131213121
5140441043431413
65053352253145
7545055116522
oct123474354731
931864100172
1011223030233
11483a1207a8
1222126a11b5
13109b1b63bc
14786769849
1545a447458
hex29cf1d9d9

11223030233 has 16 divisors (see below), whose sum is σ = 11991214080. Its totient is φ = 10467215616.

The previous prime is 11223030193. The next prime is 11223030241. The reversal of 11223030233 is 33203032211.

It is a cyclic number.

It is not a de Polignac number, because 11223030233 - 212 = 11223026137 is a prime.

It is a super-2 number, since 2×112230302332 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11223030253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1016738 + ... + 1027716.

It is an arithmetic number, because the mean of its divisors is an integer number (749450880).

Almost surely, 211223030233 is an apocalyptic number.

It is an amenable number.

11223030233 is a deficient number, since it is larger than the sum of its proper divisors (768183847).

11223030233 is a wasteful number, since it uses less digits than its factorization.

11223030233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11536.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 11223030233 its reverse (33203032211), we get a palindrome (44426062444).

The spelling of 11223030233 in words is "eleven billion, two hundred twenty-three million, thirty thousand, two hundred thirty-three".

Divisors: 1 17 157 383 2669 6511 10979 60131 186643 1022227 1723703 4204957 29302951 71484269 660178249 11223030233