Search a number
-
+
22201210200 = 23352138931981
BaseRepresentation
bin10100101011010010…
…111001010101011000
32010022020111022222110
4110223102321111120
5330432002211300
614111000552320
71414111113231
oct245322712530
963266438873
1022201210200
119463005904
1243771826a0
13212a741090
14110879a088
1589e126550
hex52b4b9558

22201210200 has 192 divisors, whose sum is σ = 74953015200. Its totient is φ = 5403340800.

The previous prime is 22201210181. The next prime is 22201210211. The reversal of 22201210200 is 201210222.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 678210 + ... + 710190.

Almost surely, 222201210200 is an apocalyptic number.

22201210200 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 22201210200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37476507600).

22201210200 is an abundant number, since it is smaller than the sum of its proper divisors (52751805000).

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

22201210200 is a wasteful number, since it uses less digits than its factorization.

22201210200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32102 (or 32093 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22201210200 its reverse (201210222), we get a palindrome (22402420422).

The spelling of 22201210200 in words is "twenty-two billion, two hundred one million, two hundred ten thousand, two hundred".