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2212110330 = 235233205957
BaseRepresentation
bin1000001111011010…
…0001111111111010
312201011110211220020
42003312201333322
514012300012310
61003301111310
7105550425153
oct20366417772
95634424806
102212110330
11a35751261
125189b8536
132933b1931
1416db1092a
15ce310170
hex83da1ffa

2212110330 has 32 divisors (see below), whose sum is σ = 5539895424. Its totient is φ = 564248256.

The previous prime is 2212110289. The next prime is 2212110331. The reversal of 2212110330 is 330112122.

It is a super-2 number, since 2×22121103302 = 9786864224185417800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (2212110331) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1602289 + ... + 1603668.

It is an arithmetic number, because the mean of its divisors is an integer number (173121732).

Almost surely, 22212110330 is an apocalyptic number.

2212110330 is an abundant number, since it is smaller than the sum of its proper divisors (3327785094).

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

2212110330 is a wasteful number, since it uses less digits than its factorization.

2212110330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205990.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2212110330 is about 47033.0769778036. The cubic root of 2212110330 is about 1302.9735345696.

Adding to 2212110330 its reverse (330112122), we get a palindrome (2542222452).

The spelling of 2212110330 in words is "two billion, two hundred twelve million, one hundred ten thousand, three hundred thirty".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 3205957 6411914 9617871 16029785 19235742 32059570 48089355 73737011 96178710 147474022 221211033 368685055 442422066 737370110 1106055165 2212110330