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23320000223 = 1321712763913
BaseRepresentation
bin10101101101111110…
…101111011011011111
32020012012200202100222
4111231332233123133
5340224410001343
614414004311555
71453614505562
oct255576573337
966165622328
1023320000223
119987594363
1246299a25bb
132278470500
1411b31ca4d9
1591746ea68
hex56dfaf6df

23320000223 has 24 divisors (see below), whose sum is σ = 26948187648. Its totient is φ = 20100068352.

The previous prime is 23320000217. The next prime is 23320000243. The reversal of 23320000223 is 32200002332.

It is not a de Polignac number, because 23320000223 - 214 = 23319983839 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23320000243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 332915 + ... + 396827.

It is an arithmetic number, because the mean of its divisors is an integer number (1122841152).

Almost surely, 223320000223 is an apocalyptic number.

23320000223 is a deficient number, since it is larger than the sum of its proper divisors (3628187425).

23320000223 is a wasteful number, since it uses less digits than its factorization.

23320000223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64083 (or 64070 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

Adding to 23320000223 its reverse (32200002332), we get a palindrome (55520002555).

The spelling of 23320000223 in words is "twenty-three billion, three hundred twenty million, two hundred twenty-three", and thus it is an aban number.

Divisors: 1 13 17 127 169 221 1651 2159 2873 21463 28067 63913 364871 830869 1086521 8116951 10801297 14124773 105520363 137988167 183622049 1371764719 1793846171 23320000223