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2212110112 = 25196595521
BaseRepresentation
bin1000001111011010…
…0001111100100000
312201011110211121011
42003312201330200
514012300010422
61003301110304
7105550424422
oct20366417440
95634424534
102212110112
11a35751083
125189b8394
132933b17c4
1416db10812
15ce310077
hex83da1f20

2212110112 has 48 divisors (see below), whose sum is σ = 4592095200. Its totient is φ = 1046062080.

The previous prime is 2212110097. The next prime is 2212110113. The reversal of 2212110112 is 2110112122.

It is a super-2 number, since 2×22121101122 = 9786862295225305088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2212110092 and 2212110101.

It is not an unprimeable number, because it can be changed into a prime (2212110113) 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, 397912 + ... + 403432.

It is an arithmetic number, because the mean of its divisors is an integer number (95668650).

Almost surely, 22212110112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2212110112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2296047600).

2212110112 is an abundant number, since it is smaller than the sum of its proper divisors (2379985088).

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

2212110112 is a wasteful number, since it uses less digits than its factorization.

2212110112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6209 (or 6201 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 2212110112 is about 47033.0746602856. The cubic root of 2212110112 is about 1302.9734917676.

Adding to 2212110112 its reverse (2110112122), we get a palindrome (4322222234).

The spelling of 2212110112 in words is "two billion, two hundred twelve million, one hundred ten thousand, one hundred twelve".

Divisors: 1 2 4 8 16 19 32 38 76 152 304 608 659 1318 2636 5272 5521 10544 11042 12521 21088 22084 25042 44168 50084 88336 100168 104899 176672 200336 209798 400672 419596 839192 1678384 3356768 3638339 7276678 14553356 29106712 58213424 69128441 116426848 138256882 276513764 553027528 1106055056 2212110112