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2002212212211 = 32350033635563
BaseRepresentation
bin11101001000101101001…
…001011100110111110011
321002102001121111212121200
4131020231021130313303
5230301012311242321
64131445324222243
7264440453666241
oct35105511346763
97072047455550
102002212212211
11702151661642
1228406099a983
13116a66980493
146cc9c5c9791
153713730cd26
hex1d22d25cdf3

2002212212211 has 12 divisors (see below), whose sum is σ = 2892097119288. Its totient is φ = 1334802227904.

The previous prime is 2002212212197. The next prime is 2002212212219. The reversal of 2002212212211 is 1122122122002.

It is a happy number.

2002212212211 is a `hidden beast` number, since 2 + 0 + 0 + 221 + 221 + 221 + 1 = 666.

It is not a de Polignac number, because 2002212212211 - 25 = 2002212212179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002212212219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2832516 + ... + 3468078.

It is an arithmetic number, because the mean of its divisors is an integer number (241008093274).

Almost surely, 22002212212211 is an apocalyptic number.

2002212212211 is a deficient number, since it is larger than the sum of its proper divisors (889884907077).

2002212212211 is a wasteful number, since it uses less digits than its factorization.

2002212212211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985602 (or 985599 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 2002212212211 its reverse (1122122122002), we get a palindrome (3124334334213).

The spelling of 2002212212211 in words is "two trillion, two billion, two hundred twelve million, two hundred twelve thousand, two hundred eleven".

Divisors: 1 3 9 350033 635563 1050099 1906689 3150297 5720067 222468023579 667404070737 2002212212211