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12033130023 = 321951685297
BaseRepresentation
bin10110011010011101…
…01111111000100111
31011001121110100012100
423031032233320213
5144120440130043
65310011423143
7604122626505
oct131516577047
934047410170
1012033130023
11511542a762
1223b9a54ab3
131199c943a5
148221a3675
154a6616cd3
hex2cd3afe27

12033130023 has 12 divisors (see below), whose sum is σ = 17390122048. Its totient is φ = 8017963200.

The previous prime is 12033129967. The next prime is 12033130037. The reversal of 12033130023 is 32003133021.

12033130023 is a `hidden beast` number, since 12 + 0 + 331 + 300 + 23 = 666.

It is not a de Polignac number, because 12033130023 - 26 = 12033129959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12033129978 and 12033130005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12033130423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 325090 + ... + 360207.

Almost surely, 212033130023 is an apocalyptic number.

12033130023 is a deficient number, since it is larger than the sum of its proper divisors (5356992025).

12033130023 is a wasteful number, since it uses less digits than its factorization.

12033130023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687254 (or 687251 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 12033130023 its reverse (32003133021), we get a palindrome (44036263044).

The spelling of 12033130023 in words is "twelve billion, thirty-three million, one hundred thirty thousand, twenty-three".

Divisors: 1 3 9 1951 5853 17559 685297 2055891 6167673 1337014447 4011043341 12033130023