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2210120110212 = 2237211124696463
BaseRepresentation
bin100000001010010101011…
…011001001000010000100
321211021201001220101211020
4200022111123021002010
5242202311222011322
64411152024111140
7315450556654410
oct40122533110204
97737631811736
102210120110212
11782341203633
122b84049054b0
1313054b405b31
1478d82a3bd40
153c754b3805c
hex202956c9084

2210120110212 has 48 divisors (see below), whose sum is σ = 5921585682432. Its totient is φ = 628470168480.

The previous prime is 2210120110199. The next prime is 2210120110213. The reversal of 2210120110212 is 2120110210122.

It is a junction number, because it is equal to n+sod(n) for n = 2210120110191 and 2210120110200.

It is not an unprimeable number, because it can be changed into a prime (2210120110213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62330508 + ... + 62365955.

It is an arithmetic number, because the mean of its divisors is an integer number (123366368384).

Almost surely, 22210120110212 is an apocalyptic number.

It is an amenable number.

2210120110212 is an abundant number, since it is smaller than the sum of its proper divisors (3711465572220).

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

2210120110212 is a wasteful number, since it uses less digits than its factorization.

2210120110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124696688 (or 124696686 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2210120110212 its reverse (2120110210122), we get a palindrome (4330230320334).

The spelling of 2210120110212 in words is "two trillion, two hundred ten billion, one hundred twenty million, one hundred ten thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 211 422 633 844 1266 1477 2532 2954 4431 5908 8862 17724 124696463 249392926 374089389 498785852 748178778 872875241 1496357556 1745750482 2618625723 3491500964 5237251446 10474502892 26310953693 52621907386 78932861079 105243814772 157865722158 184176675851 315731444316 368353351702 552530027553 736706703404 1105060055106 2210120110212