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2212311130 = 251193185441
BaseRepresentation
bin1000001111011101…
…0011000001011010
312201011212001100021
42003313103001122
514012322424010
61003305301054
7105552222451
oct20367230132
95634761307
102212311130
11a35879107
12518a9478a
13293452153
1416db63b98
15ce34e8da
hex83dd305a

2212311130 has 16 divisors (see below), whose sum is σ = 3985519464. Its totient is φ = 884177920.

The previous prime is 2212311119. The next prime is 2212311137. The reversal of 2212311130 is 311132122.

It can be written as a sum of positive squares in 4 ways, for example, as 968267689 + 1244043441 = 31117^2 + 35271^2 .

It is not an unprimeable number, because it can be changed into a prime (2212311137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80791 + ... + 104650.

Almost surely, 22212311130 is an apocalyptic number.

2212311130 is a deficient number, since it is larger than the sum of its proper divisors (1773208334).

2212311130 is a wasteful number, since it uses less digits than its factorization.

2212311130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186641.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2212311130 is about 47035.2115972704. The cubic root of 2212311130 is about 1303.0129583370.

Adding to 2212311130 its reverse (311132122), we get a palindrome (2523443252).

The spelling of 2212311130 in words is "two billion, two hundred twelve million, three hundred eleven thousand, one hundred thirty".

Divisors: 1 2 5 10 1193 2386 5965 11930 185441 370882 927205 1854410 221231113 442462226 1106155565 2212311130