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12033033020 = 225601651651
BaseRepresentation
bin10110011010011100…
…11000001100111100
31011001121021102010122
423031032120030330
5144120424024040
65310005354112
7604122043631
oct131516301474
934047242118
1012033033020
115115373898
1223b9a08938
131199c5c1a8
1482217a188
154a65e81b5
hex2cd39833c

12033033020 has 12 divisors (see below), whose sum is σ = 25269369384. Its totient is φ = 4813213200.

The previous prime is 12033032993. The next prime is 12033033049. The reversal of 12033033020 is 2033033021.

12033033020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12033033020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 300825806 + ... + 300825845.

It is an arithmetic number, because the mean of its divisors is an integer number (2105780782).

Almost surely, 212033033020 is an apocalyptic number.

12033033020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12033033020 is an abundant number, since it is smaller than the sum of its proper divisors (13236336364).

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

12033033020 is a wasteful number, since it uses less digits than its factorization.

12033033020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601651660 (or 601651658 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 12033033020 its reverse (2033033021), we get a palindrome (14066066041).

Subtracting from 12033033020 its reverse (2033033021), we obtain a palindrome (9999999999).

The spelling of 12033033020 in words is "twelve billion, thirty-three million, thirty-three thousand, twenty".

Divisors: 1 2 4 5 10 20 601651651 1203303302 2406606604 3008258255 6016516510 12033033020