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2213200212 = 223593125989
BaseRepresentation
bin1000001111101010…
…1100000101010100
312201020112012221020
42003322230011110
514013034401322
61003340321140
7105562614516
oct20372540524
95636465836
102213200212
11a36326093
125192431b0
132936a3a32
1416dd15bb6
15ce47805c
hex83eac154

2213200212 has 24 divisors (see below), whose sum is σ = 5251663200. Its totient is φ = 725229216.

The previous prime is 2213200181. The next prime is 2213200289. The reversal of 2213200212 is 2120023122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2213200191 and 2213200200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1562287 + ... + 1563702.

It is an arithmetic number, because the mean of its divisors is an integer number (218819300).

Almost surely, 22213200212 is an apocalyptic number.

It is an amenable number.

2213200212 is an abundant number, since it is smaller than the sum of its proper divisors (3038462988).

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

2213200212 is a wasteful number, since it uses less digits than its factorization.

2213200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3126055 (or 3126053 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 2213200212 is about 47044.6618863395. The cubic root of 2213200212 is about 1303.1874862618.

Adding to 2213200212 its reverse (2120023122), we get a palindrome (4333223334).

The spelling of 2213200212 in words is "two billion, two hundred thirteen million, two hundred thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 59 118 177 236 354 708 3125989 6251978 9377967 12503956 18755934 37511868 184433351 368866702 553300053 737733404 1106600106 2213200212