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12022233020 = 225785873093
BaseRepresentation
bin10110011001001010…
…01011011110111100
31011000211221201022122
423030211023132330
5144110142424040
65304542102112
7603631203020
oct131445133674
934024851278
1012022233020
11510a267676
1223b627a938
13119794a465
14820968380
154a56b31b5
hex2cc94b7bc

12022233020 has 24 divisors (see below), whose sum is σ = 28853359584. Its totient is φ = 4121908416.

The previous prime is 12022232947. The next prime is 12022233049. The reversal of 12022233020 is 2033222021.

It is a self number, because there is not a number n which added to its sum of digits gives 12022233020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42936407 + ... + 42936686.

It is an arithmetic number, because the mean of its divisors is an integer number (1202223316).

Almost surely, 212022233020 is an apocalyptic number.

12022233020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022233020 is an abundant number, since it is smaller than the sum of its proper divisors (16831126564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12022233020 is a wasteful number, since it uses less digits than its factorization.

12022233020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85873109 (or 85873107 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 12022233020 its reverse (2033222021), we get a palindrome (14055455041).

The spelling of 12022233020 in words is "twelve billion, twenty-two million, two hundred thirty-three thousand, twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 85873093 171746186 343492372 429365465 601111651 858730930 1202223302 1717461860 2404446604 3005558255 6011116510 12022233020