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2012031122 = 22365966373
BaseRepresentation
bin111011111101101…
…0010100010010010
312012012222202211012
41313323102202102
513110034443442
6531352450522
7100600660643
oct16773224222
95165882735
102012031122
11942814842
124819a9a42
13260aca57a
1415130b6ca
15bb98c582
hex77ed2892

2012031122 has 16 divisors (see below), whose sum is σ = 3154092480. Its totient is φ = 960801072.

The previous prime is 2012031101. The next prime is 2012031127. The reversal of 2012031122 is 2211302102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2012031097 and 2012031106.

It is not an unprimeable number, because it can be changed into a prime (2012031127) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2873 + ... + 63500.

It is an arithmetic number, because the mean of its divisors is an integer number (197130780).

Almost surely, 22012031122 is an apocalyptic number.

2012031122 is a deficient number, since it is larger than the sum of its proper divisors (1142061358).

2012031122 is a wasteful number, since it uses less digits than its factorization.

2012031122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67057.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2012031122 is about 44855.6698980185. The cubic root of 2012031122 is about 1262.4423782086.

Adding to 2012031122 its reverse (2211302102), we get a palindrome (4223333224).

The spelling of 2012031122 in words is "two billion, twelve million, thirty-one thousand, one hundred twenty-two".

Divisors: 1 2 23 46 659 1318 15157 30314 66373 132746 1526579 3053158 43739807 87479614 1006015561 2012031122