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2201200220201 = 2996777843697
BaseRepresentation
bin100000000010000001110…
…000011101100000101001
321210102200102120001001112
4200002001300131200221
5242031024224021301
64403114544000105
7315013536105233
oct40020160354051
97712612501045
102201200220201
11779584159204
122b6735600035
1312c759423cc8
147877811b253
153c3d19d29bb
hex20081c1d829

2201200220201 has 8 divisors (see below), whose sum is σ = 2277339277320. Its totient is φ = 2125076869888.

The previous prime is 2201200220189. The next prime is 2201200220257. The reversal of 2201200220201 is 1020220021022.

It can be written as a sum of positive squares in 4 ways, for example, as 55490869225 + 2145709350976 = 235565^2 + 1464824^2 .

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-2201200220201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2201200220501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3641216 + ... + 4202481.

It is an arithmetic number, because the mean of its divisors is an integer number (284667409665).

Almost surely, 22201200220201 is an apocalyptic number.

It is an amenable number.

2201200220201 is a deficient number, since it is larger than the sum of its proper divisors (76139057119).

2201200220201 is an equidigital number, since it uses as much as digits as its factorization.

2201200220201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7853403.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2201200220201 its reverse (1020220021022), we get a palindrome (3221420241223).

The spelling of 2201200220201 in words is "two trillion, two hundred one billion, two hundred million, two hundred twenty thousand, two hundred one".

Divisors: 1 29 9677 280633 7843697 227467213 75903455869 2201200220201