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2012102010001 = 23147029595003
BaseRepresentation
bin11101010001111010101…
…000000010010010010001
321010100120211220122201201
4131101322220002102101
5230431241103310001
64140202533031201
7265240522615036
oct35217250022221
97110524818651
102012102010001
11706367147046
12285b60a85501
13117981894535
146d559c6338d
153751569d501
hex1d47aa02491

2012102010001 has 8 divisors (see below), whose sum is σ = 2099602514880. Its totient is φ = 1924602989232.

The previous prime is 2012102009989. The next prime is 2012102010131. The reversal of 2012102010001 is 1000102012102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2012102010001 - 25 = 2012102009969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2012102010001.

It is not an unprimeable number, because it can be changed into a prime (2012102011001) 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, 3084166 + ... + 3679168.

It is an arithmetic number, because the mean of its divisors is an integer number (262450314360).

Almost surely, 22012102010001 is an apocalyptic number.

It is an amenable number.

2012102010001 is a deficient number, since it is larger than the sum of its proper divisors (87500504879).

2012102010001 is a wasteful number, since it uses less digits than its factorization.

2012102010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742055.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2012102010001 its reverse (1000102012102), we get a palindrome (3012204022103).

The spelling of 2012102010001 in words is "two trillion, twelve billion, one hundred two million, ten thousand, one".

Divisors: 1 23 147029 595003 3381667 13685069 87482696087 2012102010001