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1200330043212 = 223611688397127
BaseRepresentation
bin10001011101111001001…
…111101110111101001100
311020202021001202001011010
4101131321033232331030
5124131233442340322
62315231330325220
7152502204011106
oct21357117567514
94222231661133
101200330043212
1142306a020483
12174770129810
1389262aa4351
144214c2bc576
1521353b8120c
hex117793eef4c

1200330043212 has 48 divisors (see below), whose sum is σ = 2846882287872. Its totient is φ = 393523471680.

The previous prime is 1200330043207. The next prime is 1200330043223. The reversal of 1200330043212 is 2123400330021.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12309793 + ... + 12406919.

It is an arithmetic number, because the mean of its divisors is an integer number (59310047664).

Almost surely, 21200330043212 is an apocalyptic number.

1200330043212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1200330043212 is an abundant number, since it is smaller than the sum of its proper divisors (1646552244660).

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

1200330043212 is a wasteful number, since it uses less digits than its factorization.

1200330043212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114078 (or 114076 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1200330043212 its reverse (2123400330021), we get a palindrome (3323730373233).

The spelling of 1200330043212 in words is "one trillion, two hundred billion, three hundred thirty million, forty-three thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 61 122 183 244 366 732 16883 33766 50649 67532 97127 101298 194254 202596 291381 388508 582762 1029863 1165524 2059726 3089589 4119452 5924747 6179178 11849494 12358356 17774241 23698988 35548482 71096964 1639795141 3279590282 4919385423 6559180564 9838770846 19677541692 100027503601 200055007202 300082510803 400110014404 600165021606 1200330043212