Search a number
-
+
201210011220200 = 235223373691169709
BaseRepresentation
bin101101101111111111011011…
…001111100111100011101000
3222101102111012122012211220012
4231233333123033213203220
5202333111100333021300
61551534334133151052
760244641436063463
oct5557773317474350
9871374178184805
10201210011220200
1159125760888344
121a697a2178b488
13883703a992108
14379888b9922da
15183de02b02435
hexb6ffdb3e78e8

201210011220200 has 192 divisors, whose sum is σ = 490172931388800. Its totient is φ = 76666743014400.

The previous prime is 201210011220181. The next prime is 201210011220259. The reversal of 201210011220200 is 2022110012102.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1185532946 + ... + 1185702654.

It is an arithmetic number, because the mean of its divisors is an integer number (2552984017650).

Almost surely, 2201210011220200 is an apocalyptic number.

201210011220200 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 201210011220200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245086465694400).

201210011220200 is an abundant number, since it is smaller than the sum of its proper divisors (288962920168600).

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

201210011220200 is a wasteful number, since it uses less digits than its factorization.

201210011220200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170812 (or 170803 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201210011220200 its reverse (2022110012102), we get a palindrome (203232121232302).

The spelling of 201210011220200 in words is "two hundred one trillion, two hundred ten billion, eleven million, two hundred twenty thousand, two hundred".