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2220000222001 = 171491675248091
BaseRepresentation
bin100000010011100010010…
…100110001101100110001
321212020012122002002020111
4200103202110301230301
5242333030024101001
64415504245141321
7316250450352142
oct40234224615461
97766178062214
102220000222001
11786551282881
122ba3016ba841
13131464308223
147963ccb3ac9
153cb32213851
hex204e2531b31

2220000222001 has 16 divisors (see below), whose sum is σ = 2380534531200. Its totient is φ = 2062961201920.

The previous prime is 2220000221987. The next prime is 2220000222049. The reversal of 2220000222001 is 1002220000222.

It is a cyclic number.

It is not a de Polignac number, because 2220000222001 - 29 = 2220000221489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2220000222901) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2201035 + ... + 3047056.

It is an arithmetic number, because the mean of its divisors is an integer number (148783408200).

Almost surely, 22220000222001 is an apocalyptic number.

It is an amenable number.

2220000222001 is a deficient number, since it is larger than the sum of its proper divisors (160534309199).

2220000222001 is a wasteful number, since it uses less digits than its factorization.

2220000222001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5248424.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2220000222001 its reverse (1002220000222), we get a palindrome (3222220222223).

The spelling of 2220000222001 in words is "two trillion, two hundred twenty billion, two hundred twenty-two thousand, one".

Divisors: 1 17 149 167 2533 2839 24883 423011 5248091 89217547 781965559 876431197 13293414503 14899330349 130588248353 2220000222001