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2032312101220 = 225175977388533
BaseRepresentation
bin11101100100101111001…
…111011010100101100100
321012021202022202122221201
4131210233033122211210
5231244133344214340
64153344205252244
7266554405555552
oct35445717324544
97167668678851
102032312101220
11713998220775
12289a61264084
1311985294a6ab
1470515dd6bd2
1537ce9ab879a
hex1d92f3da964

2032312101220 has 24 divisors (see below), whose sum is σ = 4518905731704. Its totient is φ = 765105732096.

The previous prime is 2032312101199. The next prime is 2032312101223. The reversal of 2032312101220 is 221012132302.

It can be written as a sum of positive squares in 4 ways, for example, as 748944853056 + 1283367248164 = 865416^2 + 1132858^2 .

It is not an unprimeable number, because it can be changed into a prime (2032312101223) 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 7 ways as a sum of consecutive naturals, for example, 2988693927 + ... + 2988694606.

It is an arithmetic number, because the mean of its divisors is an integer number (188287738821).

Almost surely, 22032312101220 is an apocalyptic number.

2032312101220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2032312101220 is an abundant number, since it is smaller than the sum of its proper divisors (2486593630484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2032312101220 is a wasteful number, since it uses less digits than its factorization.

2032312101220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5977388559 (or 5977388557 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2032312101220 its reverse (221012132302), we get a palindrome (2253324233522).

The spelling of 2032312101220 in words is "two trillion, thirty-two billion, three hundred twelve million, one hundred one thousand, two hundred twenty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 5977388533 11954777066 23909554132 29886942665 59773885330 101615605061 119547770660 203231210122 406462420244 508078025305 1016156050610 2032312101220