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12200213320 = 235793860827
BaseRepresentation
bin10110101110011000…
…00111101101001000
31011111020212001101121
423113030013231020
5144441223311240
65334340525024
7611222050021
oct132714075510
934436761347
1012200213320
1151a077a929
1224459b0774
1311c5794c49
1483a457c48
154b611d04a
hex2d7307b48

12200213320 has 32 divisors (see below), whose sum is σ = 27797961600. Its totient is φ = 4818310848.

The previous prime is 12200213303. The next prime is 12200213321. The reversal of 12200213320 is 2331200221.

12200213320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12200213294 and 12200213303.

It is not an unprimeable number, because it can be changed into a prime (12200213321) 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, 1927254 + ... + 1933573.

It is an arithmetic number, because the mean of its divisors is an integer number (868686300).

Almost surely, 212200213320 is an apocalyptic number.

12200213320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12200213320 is an abundant number, since it is smaller than the sum of its proper divisors (15597748280).

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

12200213320 is a wasteful number, since it uses less digits than its factorization.

12200213320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3860917 (or 3860913 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 12200213320 its reverse (2331200221), we get a palindrome (14531413541).

The spelling of 12200213320 in words is "twelve billion, two hundred million, two hundred thirteen thousand, three hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 79 158 316 395 632 790 1580 3160 3860827 7721654 15443308 19304135 30886616 38608270 77216540 154433080 305005333 610010666 1220021332 1525026665 2440042664 3050053330 6100106660 12200213320