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2201010020000 = 25541114896719
BaseRepresentation
bin100000000001110110011…
…010111001111010100000
321210102012011122212102122
4200001312122321322200
5242030132031120000
64403044031203412
7315006036324551
oct40016632717240
97712164585378
102201010020000
11779496859a60
122b66a1976568
1312c728bbb3cc
147875ab6a328
153c3bee62085
hex200766b9ea0

2201010020000 has 240 divisors, whose sum is σ = 5911917580800. Its totient is φ = 799710720000.

The previous prime is 2201010019997. The next prime is 2201010020009. The reversal of 2201010020000 is 200101022.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2201010020000.

It is not an unprimeable number, because it can be changed into a prime (2201010020009) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 327576641 + ... + 327583359.

It is an arithmetic number, because the mean of its divisors is an integer number (24632989920).

Almost surely, 22201010020000 is an apocalyptic number.

2201010020000 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 2201010020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2955958790400).

2201010020000 is an abundant number, since it is smaller than the sum of its proper divisors (3710907560800).

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

2201010020000 is a wasteful number, since it uses less digits than its factorization.

2201010020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8249 (or 8226 counting only the distinct ones).

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

Adding to 2201010020000 its reverse (200101022), we get a palindrome (2201210121022).

The spelling of 2201010020000 in words is "two trillion, two hundred one billion, ten million, twenty thousand".