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12130331010 = 2357531089877
BaseRepresentation
bin10110100110000011…
…00010100110000010
31011022101100122212220
423103001202212002
5144320331043020
65323403031510
7606413053350
oct132301424602
934271318786
1012130331010
11516528a256
12242650b596
1311b4167b75
148310667d0
154aee17240
hex2d3062982

12130331010 has 64 divisors (see below), whose sum is σ = 33899565312. Its totient is φ = 2720330496.

The previous prime is 12130330973. The next prime is 12130331021. The reversal of 12130331010 is 1013303121.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 31 ways as a sum of consecutive naturals, for example, 533809 + ... + 556068.

It is an arithmetic number, because the mean of its divisors is an integer number (529680708).

Almost surely, 212130331010 is an apocalyptic number.

12130331010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12130331010 is an abundant number, since it is smaller than the sum of its proper divisors (21769234302).

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

12130331010 is a wasteful number, since it uses less digits than its factorization.

12130331010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089947.

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 12130331010 its reverse (1013303121), we get a palindrome (13143634131).

The spelling of 12130331010 in words is "twelve billion, one hundred thirty million, three hundred thirty-one thousand, ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 53 70 105 106 159 210 265 318 371 530 742 795 1113 1590 1855 2226 3710 5565 11130 1089877 2179754 3269631 5449385 6539262 7629139 10898770 15258278 16348155 22887417 32696310 38145695 45774834 57763481 76291390 114437085 115526962 173290443 228874170 288817405 346580886 404344367 577634810 808688734 866452215 1213033101 1732904430 2021721835 2426066202 4043443670 6065165505 12130331010