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200120313012 = 22334134886227
BaseRepresentation
bin1011101001100000011…
…0011010010010110100
3201010112201200012220220
42322120012122102310
511234321300004022
6231533424454340
720313111410544
oct2723006322264
9633481605826
10200120313012
1177963777144
123294ba7a3b0
1315b432256c9
14998607d324
155313cdc85c
hex2e9819a4b4

200120313012 has 24 divisors (see below), whose sum is σ = 467084306976. Its totient is φ = 66687212448.

The previous prime is 200120312929. The next prime is 200120313013. The reversal of 200120313012 is 210313021002.

It is a super-3 number, since 3×2001203130123 (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200120312982 and 200120313000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120313013) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2402158 + ... + 2484069.

It is an arithmetic number, because the mean of its divisors is an integer number (19461846124).

Almost surely, 2200120313012 is an apocalyptic number.

It is an amenable number.

200120313012 is an abundant number, since it is smaller than the sum of its proper divisors (266963993964).

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

200120313012 is a wasteful number, since it uses less digits than its factorization.

200120313012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4889647 (or 4889645 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 200120313012 its reverse (210313021002), we get a palindrome (410433334014).

The spelling of 200120313012 in words is "two hundred billion, one hundred twenty million, three hundred thirteen thousand, twelve".

Divisors: 1 2 3 4 6 12 3413 6826 10239 13652 20478 40956 4886227 9772454 14658681 19544908 29317362 58634724 16676692751 33353385502 50030078253 66706771004 100060156506 200120313012