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22001011200001 = 27796782136539
BaseRepresentation
bin1010000000010100000100…
…11101010001000000000001
32212220021110022001122020201
411000022002131101000001
510340431032331400001
6114443043000405201
74430343365415631
oct500120235210001
985807408048221
1022001011200001
1170126382913a9
122573b3a176801
13c378c01a70b2
14560bd71326c1
1528246ba08501
hex140282751001

22001011200001 has 8 divisors (see below), whose sum is σ = 22103271460160. Its totient is φ = 21898915215408.

The previous prime is 22001011199989. The next prime is 22001011200059. The reversal of 22001011200001 is 10000211010022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22001011200001 - 25 = 22001011199969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001011210001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40800411 + ... + 41336128.

It is an arithmetic number, because the mean of its divisors is an integer number (2762908932520).

Almost surely, 222001011200001 is an apocalyptic number.

It is an amenable number.

22001011200001 is a deficient number, since it is larger than the sum of its proper divisors (102260260159).

22001011200001 is an equidigital number, since it uses as much as digits as its factorization.

22001011200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82137783.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22001011200001 its reverse (10000211010022), we get a palindrome (32001222210023).

The spelling of 22001011200001 in words is "twenty-two trillion, one billion, eleven million, two hundred thousand, one".

Divisors: 1 277 967 267859 82136539 22751821303 79426033213 22001011200001