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2132311212130 = 251145233428551
BaseRepresentation
bin11111000001110111101…
…001110000000001100010
321112211212102201211121011
4133001313221300001202
5234413433132242010
64311323101251134
7310024442152141
oct37016751600142
97484772654534
102132311212130
117523430a9890
122a530a863aaa
131260cb208538
14752c0ca5758
153a6edbc9a8a
hex1f077a70062

2132311212130 has 32 divisors (see below), whose sum is σ = 4187186172288. Its totient is φ = 775366944000.

The previous prime is 2132311212107. The next prime is 2132311212133. The reversal of 2132311212130 is 312121132312.

It is a super-2 number, since 2×21323112121302 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (2132311212133) 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 15 ways as a sum of consecutive naturals, for example, 4761355 + ... + 5189905.

It is an arithmetic number, because the mean of its divisors is an integer number (130849567884).

Almost surely, 22132311212130 is an apocalyptic number.

2132311212130 is a deficient number, since it is larger than the sum of its proper divisors (2054874960158).

2132311212130 is a wasteful number, since it uses less digits than its factorization.

2132311212130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473802.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 2132311212130 its reverse (312121132312), we get a palindrome (2444432344442).

The spelling of 2132311212130 in words is "two trillion, one hundred thirty-two billion, three hundred eleven million, two hundred twelve thousand, one hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 45233 90466 226165 428551 452330 497563 857102 995126 2142755 2487815 4285510 4714061 4975630 9428122 23570305 47140610 19384647383 38769294766 96923236915 193846473830 213231121213 426462242426 1066155606065 2132311212130