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2010201121191 = 34957135175921
BaseRepresentation
bin11101010000001001010…
…100101110000110100111
321010011200101001111111110
4131100021110232012213
5230413342441334231
64135250150240103
7265142441414124
oct35201124560647
97104611044443
102010201121191
1170558114415a
12285710356033
1311773ab0c263
146d41960774b
1537453867046
hex1d40952e1a7

2010201121191 has 8 divisors (see below), whose sum is σ = 2680808885104. Its totient is φ = 1339863719040.

The previous prime is 2010201121153. The next prime is 2010201121207. The reversal of 2010201121191 is 1911211020102.

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

It is not a de Polignac number, because 2010201121191 - 26 = 2010201121127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010201121111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67573090 + ... + 67602831.

It is an arithmetic number, because the mean of its divisors is an integer number (335101110638).

Almost surely, 22010201121191 is an apocalyptic number.

2010201121191 is a deficient number, since it is larger than the sum of its proper divisors (670607763913).

2010201121191 is a wasteful number, since it uses less digits than its factorization.

2010201121191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135180881.

The product of its (nonzero) digits is 72, while the sum is 21.

Adding to 2010201121191 its reverse (1911211020102), we get a palindrome (3921412141293).

The spelling of 2010201121191 in words is "two trillion, ten billion, two hundred one million, one hundred twenty-one thousand, one hundred ninety-one".

Divisors: 1 3 4957 14871 135175921 405527763 670067040397 2010201121191