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12131314030 = 2511831328731
BaseRepresentation
bin10110100110001010…
…10010100101101110
31011022110012121100001
423103011102211232
5144321104022110
65323440054514
7606424316323
oct132305224556
934273177301
1012131314030
1151658a0870
12242690443a
1311b4420434
14831240b4a
154b005d63a
hex2d315296e

12131314030 has 32 divisors (see below), whose sum is σ = 24108513408. Its totient is φ = 4358234400.

The previous prime is 12131314007. The next prime is 12131314043. The reversal of 12131314030 is 3041313121.

12131314030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 12131313989 and 12131314007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 655236 + ... + 673495.

It is an arithmetic number, because the mean of its divisors is an integer number (753391044).

Almost surely, 212131314030 is an apocalyptic number.

12131314030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12131314030 is a deficient number, since it is larger than the sum of its proper divisors (11977199378).

12131314030 is a wasteful number, since it uses less digits than its factorization.

12131314030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328832.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12131314030 its reverse (3041313121), we get a palindrome (15172627151).

Subtracting from 12131314030 its reverse (3041313121), we obtain a palindrome (9090000909).

The spelling of 12131314030 in words is "twelve billion, one hundred thirty-one million, three hundred fourteen thousand, thirty".

Divisors: 1 2 5 10 11 22 55 83 110 166 415 830 913 1826 4565 9130 1328731 2657462 6643655 13287310 14616041 29232082 73080205 110284673 146160410 220569346 551423365 1102846730 1213131403 2426262806 6065657015 12131314030