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2222323200220 = 225398212790391
BaseRepresentation
bin100000010101101100110…
…010001111000011011100
321212110012112011121021211
4200111230302033003130
5242402304214401340
64420530550434204
7316362145345324
oct40255462170334
97773175147254
102222323200220
11787533568792
122ba84b662964
13131744667256
14797bd604284
153cc1b1235ea
hex2056cc8f0dc

2222323200220 has 24 divisors (see below), whose sum is σ = 4666997589408. Its totient is φ = 888906638400.

The previous prime is 2222323200197. The next prime is 2222323200241. The reversal of 2222323200220 is 220023232222.

It is a junction number, because it is equal to n+sod(n) for n = 2222323200191 and 2222323200200.

It is a congruent number.

It is an unprimeable number.

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, 598776 + ... + 2191615.

It is an arithmetic number, because the mean of its divisors is an integer number (194458232892).

Almost surely, 22222323200220 is an apocalyptic number.

2222323200220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2222323200220 is an abundant number, since it is smaller than the sum of its proper divisors (2444674389188).

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

2222323200220 is a wasteful number, since it uses less digits than its factorization.

2222323200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2830221 (or 2830219 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 2222323200220 its reverse (220023232222), we get a palindrome (2442346432442).

The spelling of 2222323200220 in words is "two trillion, two hundred twenty-two billion, three hundred twenty-three million, two hundred thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 39821 79642 159284 199105 398210 796420 2790391 5580782 11161564 13951955 27903910 55807820 111116160011 222232320022 444464640044 555580800055 1111161600110 2222323200220