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2020331201 = 72231792663
BaseRepresentation
bin111100001101011…
…1100111011000001
312012210121110101112
41320122330323001
513114201044301
6532250413105
7101031350300
oct17032747301
95183543345
102020331201
11947473809
12484731195
13262745465
1415246c437
15bc57b9bb
hex786bcec1

2020331201 has 12 divisors (see below), whose sum is σ = 2452364352. Its totient is φ = 1656419688.

The previous prime is 2020331171. The next prime is 2020331207. The reversal of 2020331201 is 1021330202.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2k-2020331201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020331207) 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 11 ways as a sum of consecutive naturals, for example, 895205 + ... + 897458.

It is an arithmetic number, because the mean of its divisors is an integer number (204363696).

Almost surely, 22020331201 is an apocalyptic number.

It is an amenable number.

2020331201 is a deficient number, since it is larger than the sum of its proper divisors (432033151).

2020331201 is a wasteful number, since it uses less digits than its factorization.

2020331201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792700 (or 1792693 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 2020331201 is about 44948.0945202352. The cubic root of 2020331201 is about 1264.1759491170.

Adding to 2020331201 its reverse (1021330202), we get a palindrome (3041661403).

Subtracting from 2020331201 its reverse (1021330202), we obtain a palindrome (999000999).

The spelling of 2020331201 in words is "two billion, twenty million, three hundred thirty-one thousand, two hundred one".

Divisors: 1 7 23 49 161 1127 1792663 12548641 41231249 87840487 288618743 2020331201