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2130123411030 = 235181392287921
BaseRepresentation
bin11110111111110101001…
…111111100111001010110
321112122012222000000200210
4132333311033330321112
5234344443043123110
64310322025150250
7306616305151236
oct36776517747126
97478188000623
102130123411030
117514201514aa
122a49ba02b386
13125b3cb88584
14751544c1cc6
153a621abc520
hex1eff53fce56

2130123411030 has 32 divisors (see below), whose sum is σ = 5140540929888. Its totient is φ = 564894604800.

The previous prime is 2130123411011. The next prime is 2130123411061. The reversal of 2130123411030 is 301143210312.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2130123410988 and 2130123411006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196138531 + ... + 196149390.

It is an arithmetic number, because the mean of its divisors is an integer number (160641904059).

Almost surely, 22130123411030 is an apocalyptic number.

2130123411030 is an abundant number, since it is smaller than the sum of its proper divisors (3010417518858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2130123411030 is a wasteful number, since it uses less digits than its factorization.

2130123411030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392288112.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2130123411030 its reverse (301143210312), we get a palindrome (2431266621342).

The spelling of 2130123411030 in words is "two trillion, one hundred thirty billion, one hundred twenty-three million, four hundred eleven thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 181 362 543 905 1086 1810 2715 5430 392287921 784575842 1176863763 1961439605 2353727526 3922879210 5884318815 11768637630 71004113701 142008227402 213012341103 355020568505 426024682206 710041137010 1065061705515 2130123411030