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12200100010200 = 233252291257718583
BaseRepresentation
bin1011000110001000111010…
…1000001001100011011000
31121012022120221112211111100
42301202032220021203120
53044341301100311300
641540352031431400
72366266565023314
oct261421650114330
947168527484440
1012200100010200
113984040444163
121450564985560
136a660665709b
143026b9094b44
1516254504c700
hexb188ea098d8

12200100010200 has 288 divisors, whose sum is σ = 42390481255200. Its totient is φ = 3140756398080.

The previous prime is 12200100010187. The next prime is 12200100010201. The reversal of 12200100010200 is 201000100221.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200100010201) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 656510109 + ... + 656528691.

It is an arithmetic number, because the mean of its divisors is an integer number (147189171025).

Almost surely, 212200100010200 is an apocalyptic number.

12200100010200 is a gapful number since it is divisible by the number (10) 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 12200100010200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21195240627600).

12200100010200 is an abundant number, since it is smaller than the sum of its proper divisors (30190381245000).

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

12200100010200 is a wasteful number, since it uses less digits than its factorization.

12200100010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31211 (or 31199 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 12200100010200 its reverse (201000100221), we get a palindrome (12401100110421).

The spelling of 12200100010200 in words is "twelve trillion, two hundred billion, one hundred million, ten thousand, two hundred".