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332120020212 = 223216755242851
BaseRepresentation
bin1001101010100111110…
…01010101010011110100
31011202021000102010010100
410311103321111103310
520420140211121322
6412323540354100
732665146410211
oct4652371252364
91152230363110
10332120020212
11118940102952
125444a3a5930
132541b4a1226
1412108d68b08
15898c4a6dac
hex4d53e554f4

332120020212 has 36 divisors (see below), whose sum is σ = 844552721376. Its totient is φ = 110043757200.

The previous prime is 332120020189. The next prime is 332120020213. The reversal of 332120020212 is 212020021233.

332120020212 is a `hidden beast` number, since 332 + 120 + 0 + 2 + 0 + 212 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×3321200202122 (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332120020213) 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, 27615414 + ... + 27627437.

It is an arithmetic number, because the mean of its divisors is an integer number (23459797816).

Almost surely, 2332120020212 is an apocalyptic number.

It is an amenable number.

332120020212 is an abundant number, since it is smaller than the sum of its proper divisors (512432701164).

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

332120020212 is a wasteful number, since it uses less digits than its factorization.

332120020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55243028 (or 55243023 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 332120020212 its reverse (212020021233), we get a palindrome (544140041445).

The spelling of 332120020212 in words is "three hundred thirty-two billion, one hundred twenty million, twenty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 9 12 18 36 167 334 501 668 1002 1503 2004 3006 6012 55242851 110485702 165728553 220971404 331457106 497185659 662914212 994371318 1988742636 9225556117 18451112234 27676668351 36902224468 55353336702 83030005053 110706673404 166060010106 332120020212