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12130132124 = 2211419657959
BaseRepresentation
bin10110100110000001…
…10010000010011100
31011022100222120001202
423103000302002130
5144320303211444
65323354455032
7606411264455
oct132300620234
934270876052
1012130132124
115165163890
122426434478
1311b40c8496
1483101412c
154aedc834e
hex2d303209c

12130132124 has 24 divisors (see below), whose sum is σ = 23212828800. Its totient is φ = 5500528880.

The previous prime is 12130132109. The next prime is 12130132159. The reversal of 12130132124 is 42123103121.

It is a junction number, because it is equal to n+sod(n) for n = 12130132096 and 12130132105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310544 + ... + 347415.

It is an arithmetic number, because the mean of its divisors is an integer number (967201200).

Almost surely, 212130132124 is an apocalyptic number.

It is an amenable number.

12130132124 is a deficient number, since it is larger than the sum of its proper divisors (11082696676).

12130132124 is a wasteful number, since it uses less digits than its factorization.

12130132124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658393 (or 658391 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12130132124 its reverse (42123103121), we get a palindrome (54253235245).

The spelling of 12130132124 in words is "twelve billion, one hundred thirty million, one hundred thirty-two thousand, one hundred twenty-four".

Divisors: 1 2 4 11 22 44 419 838 1676 4609 9218 18436 657959 1315918 2631836 7237549 14475098 28950196 275684821 551369642 1102739284 3032533031 6065066062 12130132124