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2211110122001 = 11211952654081
BaseRepresentation
bin100000001011010000011…
…011101111001000010001
321211101021001210012200112
4200023100123233020101
5242211323142401001
64411434151331105
7315514240635224
oct40132033571021
97741231705615
102211110122001
117827aa0250a0
122b8640380a95
13130678556921
14790383095bb
153c7b19e4cbb
hex202d06ef211

2211110122001 has 8 divisors (see below), whose sum is σ = 2423551984608. Its totient is φ = 2000573568000.

The previous prime is 2211110121971. The next prime is 2211110122027. The reversal of 2211110122001 is 1002210111122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2211110122001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211110122201) 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 7 ways as a sum of consecutive naturals, for example, 476324720 + ... + 476329361.

It is an arithmetic number, because the mean of its divisors is an integer number (302943998076).

Almost surely, 22211110122001 is an apocalyptic number.

It is an amenable number.

2211110122001 is a deficient number, since it is larger than the sum of its proper divisors (212441862607).

2211110122001 is a wasteful number, since it uses less digits than its factorization.

2211110122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952654303.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2211110122001 its reverse (1002210111122), we get a palindrome (3213320233123).

The spelling of 2211110122001 in words is "two trillion, two hundred eleven billion, one hundred ten million, one hundred twenty-two thousand, one".

Divisors: 1 11 211 2321 952654081 10479194891 201010011091 2211110122001