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102220223223 = 31071499212437
BaseRepresentation
bin101111100110011001…
…1001101001011110111
3100202211220101100221110
41133030303031023313
53133321334120343
6114543114050103
710246053363336
oct1371463151367
9322756340843
10102220223223
113a395718728
1217989419933
1398407a1cb1
144d39c83d1d
1529d40ed833
hex17ccccd2f7

102220223223 has 16 divisors (see below), whose sum is σ = 137659824000. Its totient is φ = 67464575136.

The previous prime is 102220223129. The next prime is 102220223227. The reversal of 102220223223 is 322322022201.

It is not a de Polignac number, because 102220223223 - 220 = 102219174647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102220223223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102220223227) 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 15 ways as a sum of consecutive naturals, for example, 374961 + ... + 587397.

It is an arithmetic number, because the mean of its divisors is an integer number (8603739000).

Almost surely, 2102220223223 is an apocalyptic number.

102220223223 is a deficient number, since it is larger than the sum of its proper divisors (35439600777).

102220223223 is a wasteful number, since it uses less digits than its factorization.

102220223223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214046.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 102220223223 its reverse (322322022201), we get a palindrome (424542245424).

The spelling of 102220223223 in words is "one hundred two billion, two hundred twenty million, two hundred twenty-three thousand, two hundred twenty-three".

Divisors: 1 3 107 321 1499 4497 160393 212437 481179 637311 22730759 68192277 318443063 955329189 34073407741 102220223223