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2201212022201 = 79244711386777
BaseRepresentation
bin100000000010000010011…
…101011110110110111001
321210102201020202122100122
4200002002131132312321
5242031040234202301
64403120044543025
7315014041321343
oct40020235366671
97712636678318
102201212022201
1177958a88a225
122b6739551a75
1312c75b9c6b3a
1478779910293
153c3d2a6481b
hex2008275edb9

2201212022201 has 8 divisors (see below), whose sum is σ = 2229986603520. Its totient is φ = 2172460219488.

The previous prime is 2201212022189. The next prime is 2201212022203. The reversal of 2201212022201 is 1022202121022.

It is a happy number.

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-2201212022201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2201212022201.

It is not an unprimeable number, because it can be changed into a prime (2201212022203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5500076 + ... + 5886701.

It is an arithmetic number, because the mean of its divisors is an integer number (278748325440).

Almost surely, 22201212022201 is an apocalyptic number.

It is an amenable number.

2201212022201 is a deficient number, since it is larger than the sum of its proper divisors (28774581319).

2201212022201 is a wasteful number, since it uses less digits than its factorization.

2201212022201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11389303.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2201212022201 its reverse (1022202121022), we get a palindrome (3223414143223).

The spelling of 2201212022201 in words is "two trillion, two hundred one billion, two hundred twelve million, twenty-two thousand, two hundred one".

Divisors: 1 79 2447 193313 11386777 899555383 27863443319 2201212022201