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2012131310211 = 321137214846281
BaseRepresentation
bin11101010001111100010…
…111110011101010000011
321010100122220001021001200
4131101330113303222003
5230431321103411321
64140205501032243
7265241326640301
oct35217427635203
97110586037050
102012131310211
117063817397a0
12285b6a855683
13117987982b39
146d55dacd271
1537518039d26
hex1d47c5f3a83

2012131310211 has 36 divisors (see below), whose sum is σ = 3258640128744. Its totient is φ = 1186514697600.

The previous prime is 2012131310201. The next prime is 2012131310221. The reversal of 2012131310211 is 1120131312102.

2012131310211 is a `hidden beast` number, since 2 + 0 + 12 + 131 + 310 + 211 = 666.

It is an interprime number because it is at equal distance from previous prime (2012131310201) and next prime (2012131310221).

It is not a de Polignac number, because 2012131310211 - 214 = 2012131293827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012131310201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 7287610 + ... + 7558671.

It is an arithmetic number, because the mean of its divisors is an integer number (90517781354).

Almost surely, 22012131310211 is an apocalyptic number.

2012131310211 is a deficient number, since it is larger than the sum of its proper divisors (1246508818533).

2012131310211 is a wasteful number, since it uses less digits than its factorization.

2012131310211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14846372 (or 14846332 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 2012131310211 its reverse (1120131312102), we get a palindrome (3132262622313).

The spelling of 2012131310211 in words is "two trillion, twelve billion, one hundred thirty-one million, three hundred ten thousand, two hundred eleven".

Divisors: 1 3 9 11 33 37 99 111 333 407 1221 1369 3663 4107 12321 15059 45177 135531 14846281 44538843 133616529 163309091 489927273 549312397 1469781819 1647937191 4943811573 6042436367 18127309101 20324558689 54381927303 60973676067 182921028201 223570145579 670710436737 2012131310211