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2012102000022 = 2310314779220301
BaseRepresentation
bin11101010001111010100…
…111111111110110010110
321010100120211220011001010
4131101322213333312112
5230431241103000042
64140202532513050
7265240522543662
oct35217247776626
97110524804033
102012102000022
1170636713a5a4
12285b60a7b786
1311798188cb2a
146d559c5d8a2
153751569a59c
hex1d47a9ffd96

2012102000022 has 32 divisors (see below), whose sum is σ = 4063567322880. Its totient is φ = 664141053600.

The previous prime is 2012102000021. The next prime is 2012102000033. The reversal of 2012102000022 is 2200002012102.

It is a junction number, because it is equal to n+sod(n) for n = 2012101999971 and 2012102000007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012102000021) 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, 9023272 + ... + 9243572.

It is an arithmetic number, because the mean of its divisors is an integer number (126986478840).

Almost surely, 22012102000022 is an apocalyptic number.

2012102000022 is an abundant number, since it is smaller than the sum of its proper divisors (2051465322858).

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

2012102000022 is a wasteful number, since it uses less digits than its factorization.

2012102000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235188.

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

Adding to 2012102000022 its reverse (2200002012102), we get a palindrome (4212104012124).

The spelling of 2012102000022 in words is "two trillion, twelve billion, one hundred two million, twenty-two", and thus it is an aban number.

Divisors: 1 2 3 6 103 206 309 618 14779 29558 44337 88674 220301 440602 660903 1321806 1522237 3044474 4566711 9133422 22691003 45382006 68073009 136146018 3255828479 6511656958 9767485437 19534970874 335350333337 670700666674 1006051000011 2012102000022