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2011012200001 = 72152391334737
BaseRepresentation
bin11101010000111001101…
…010101111011001000001
321010020202220020120110101
4131100321222233121001
5230422023110400001
64135502442402401
7265201520442310
oct35207152573101
97106686216411
102011012200001
11705957a61722
122858b7b00401
13117839b70a4c
146d495218277
153749eb7ba01
hex1d439aaf641

2011012200001 has 8 divisors (see below), whose sum is σ = 2298312056960. Its totient is φ = 1723715443008.

The previous prime is 2011012199953. The next prime is 2011012200053. The reversal of 2011012200001 is 1000022101102.

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 2011012200001 - 27 = 2011012199873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011012209001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 839305 + ... + 2174041.

It is an arithmetic number, because the mean of its divisors is an integer number (287289007120).

Almost surely, 22011012200001 is an apocalyptic number.

It is an amenable number.

2011012200001 is a deficient number, since it is larger than the sum of its proper divisors (287299856959).

2011012200001 is a wasteful number, since it uses less digits than its factorization.

2011012200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549983.

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

Adding to 2011012200001 its reverse (1000022101102), we get a palindrome (3011034301103).

The spelling of 2011012200001 in words is "two trillion, eleven billion, twelve million, two hundred thousand, one".

Divisors: 1 7 215239 1334737 1506673 9343159 287287457143 2011012200001