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12200033320 = 2351911596863
BaseRepresentation
bin10110101110010110…
…11011110000101000
31011111020111220110221
423113023123300220
5144441202031240
65334333015424
7611220400156
oct132713336050
934436456427
1012200033320
1151a0667672
122445924574
1311c5731037
1483a40c3d6
154b60d4a4a
hex2d72dbc28

12200033320 has 32 divisors (see below), whose sum is σ = 27593809920. Its totient is φ = 4854460480.

The previous prime is 12200033317. The next prime is 12200033389. The reversal of 12200033320 is 2333000221.

It is a super-2 number, since 2×122000333202 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12200033294 and 12200033303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 790792 + ... + 806071.

It is an arithmetic number, because the mean of its divisors is an integer number (862306560).

Almost surely, 212200033320 is an apocalyptic number.

12200033320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200033320 is an abundant number, since it is smaller than the sum of its proper divisors (15393776600).

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

12200033320 is a wasteful number, since it uses less digits than its factorization.

12200033320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1597065 (or 1597061 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 12200033320 its reverse (2333000221), we get a palindrome (14533033541).

The spelling of 12200033320 in words is "twelve billion, two hundred million, thirty-three thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 191 382 764 955 1528 1910 3820 7640 1596863 3193726 6387452 7984315 12774904 15968630 31937260 63874520 305000833 610001666 1220003332 1525004165 2440006664 3050008330 6100016660 12200033320