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32001021200001 = 374349350392769
BaseRepresentation
bin1110100011010110100011…
…00000000100011010000001
311012022021020012002221111110
413101223101200010122001
513143301042411400001
6152021022144033533
76511666065062610
oct721532140043201
9135267205087443
1032001021200001
11a218614225587
12370a0193028a9
1314b18b6424179
147c8c01705877
153a76477743d6
hex1d1ad1804681

32001021200001 has 16 divisors (see below), whose sum is σ = 48774673584000. Its totient is φ = 18282093063168.

The previous prime is 32001021199999. The next prime is 32001021200017. The reversal of 32001021200001 is 10000212010023.

It is not a de Polignac number, because 32001021200001 - 21 = 32001021199999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32001021200001.

It is not an unprimeable number, because it can be changed into a prime (32001021200051) 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, 175105056 + ... + 175287713.

It is an arithmetic number, because the mean of its divisors is an integer number (3048417099000).

Almost surely, 232001021200001 is an apocalyptic number.

It is an amenable number.

32001021200001 is a deficient number, since it is larger than the sum of its proper divisors (16773652383999).

32001021200001 is a wasteful number, since it uses less digits than its factorization.

32001021200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350397128.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 32001021200001 its reverse (10000212010023), we get a palindrome (42001233210024).

The spelling of 32001021200001 in words is "thirty-two trillion, one billion, twenty-one million, two hundred thousand, one".

Divisors: 1 3 7 21 4349 13047 30443 91329 350392769 1051178307 2452749383 7358248149 1523858152381 4571574457143 10667007066667 32001021200001