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22110020012200 = 23521946732593823
BaseRepresentation
bin1010000011011111000111…
…11000111000100010101000
32220021200211022101001120111
411001233203320320202220
510344222310110342300
6115005111501504104
74441252623140011
oct501574370704250
986250738331514
1022110020012200
11705489698743a
1225910a0b72034
13c44c73230b33
145661b8820008
152851ebab09ba
hex141be3e388a8

22110020012200 has 192 divisors, whose sum is σ = 54258062976000. Its totient is φ = 8355841079040.

The previous prime is 22110020012063. The next prime is 22110020012207. The reversal of 22110020012200 is 221002001122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22110020012207) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5783419489 + ... + 5783423311.

It is an arithmetic number, because the mean of its divisors is an integer number (282594078000).

Almost surely, 222110020012200 is an apocalyptic number.

22110020012200 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 22110020012200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27129031488000).

22110020012200 is an abundant number, since it is smaller than the sum of its proper divisors (32148042963800).

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

22110020012200 is a wasteful number, since it uses less digits than its factorization.

22110020012200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7584 (or 7575 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22110020012200 its reverse (221002001122), we get a palindrome (22331022013322).

The spelling of 22110020012200 in words is "twenty-two trillion, one hundred ten billion, twenty million, twelve thousand, two hundred".