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2220110012 = 223117904113
BaseRepresentation
bin1000010001010100…
…0011000010111100
312201201112021101202
42010111003002330
514021322010022
61004144355032
7106005423641
oct20425030274
95651467352
102220110012
11a3a21556a
1251b615a78
13294c52b83
14170bd3dc8
15ced90592
hex845430bc

2220110012 has 12 divisors (see below), whose sum is σ = 4010521536. Its totient is φ = 1074246720.

The previous prime is 2220110003. The next prime is 2220110021. The reversal of 2220110012 is 2100110222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2220110003) and next prime (2220110021).

It is a junction number, because it is equal to n+sod(n) for n = 2220109975 and 2220110002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8951933 + ... + 8952180.

It is an arithmetic number, because the mean of its divisors is an integer number (334210128).

Almost surely, 22220110012 is an apocalyptic number.

It is an amenable number.

2220110012 is a deficient number, since it is larger than the sum of its proper divisors (1790411524).

2220110012 is a wasteful number, since it uses less digits than its factorization.

2220110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17904148 (or 17904146 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2220110012 is about 47118.0433804291. The cubic root of 2220110012 is about 1304.5422981535.

Adding to 2220110012 its reverse (2100110222), we get a palindrome (4320220234).

The spelling of 2220110012 in words is "two billion, two hundred twenty million, one hundred ten thousand, twelve".

Divisors: 1 2 4 31 62 124 17904113 35808226 71616452 555027503 1110055006 2220110012