Search a number
-
+
2321200200000 = 2635511438179
BaseRepresentation
bin100001110001110010010…
…100000011100101000000
322012220102102200121211210
4201301302110003211000
5301012304222400000
64534202240010120
7326462335104603
oct41616224034500
98186372617753
102321200200000
11815462aaa130
12315a45300940
1313ab71602106
14804bd45a33a
15405a6982350
hex21c72503940

2321200200000 has 672 divisors, whose sum is σ = 8570046481920. Its totient is φ = 549561600000.

The previous prime is 2321200199999. The next prime is 2321200200013. The reversal of 2321200200000 is 20021232.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 283795911 + ... + 283804089.

It is an arithmetic number, because the mean of its divisors is an integer number (12753045360).

Almost surely, 22321200200000 is an apocalyptic number.

2321200200000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2321200200000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4285023240960).

2321200200000 is an abundant number, since it is smaller than the sum of its proper divisors (6248846281920).

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

2321200200000 is an equidigital number, since it uses as much as digits as its factorization.

2321200200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8273 (or 8243 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

Adding to 2321200200000 its reverse (20021232), we get a palindrome (2321220221232).

The spelling of 2321200200000 in words is "two trillion, three hundred twenty-one billion, two hundred million, two hundred thousand".