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2010220212 = 22371113374523
BaseRepresentation
bin111011111010001…
…1000011010110100
312012002120202201110
41313310120122310
513104104021322
6531245555020
7100546406220
oct16764303264
95162522643
102010220212
11941798220
12481275a70
13260615220
14150d99780
15bb730c0c
hex77d186b4

2010220212 has 192 divisors, whose sum is σ = 6469392384. Its totient is φ = 468840960.

The previous prime is 2010220133. The next prime is 2010220237. The reversal of 2010220212 is 2120220102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 442183 + ... + 446705.

It is an arithmetic number, because the mean of its divisors is an integer number (33694752).

Almost surely, 22010220212 is an apocalyptic number.

2010220212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2010220212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3234696192).

2010220212 is an abundant number, since it is smaller than the sum of its proper divisors (4459172172).

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

2010220212 is a wasteful number, since it uses less digits than its factorization.

2010220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4598 (or 4596 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 2010220212 is about 44835.4793885378. The cubic root of 2010220212 is about 1262.0635146600.

Adding to 2010220212 its reverse (2120220102), we get a palindrome (4130440314).

It can be divided in two parts, 2010 and 220212, that added together give a palindrome (222222).

The spelling of 2010220212 in words is "two billion, ten million, two hundred twenty thousand, two hundred twelve".