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12122310130 = 257173175859
BaseRepresentation
bin10110100101000101…
…11100010111110010
31011021211021011022021
423102202330113302
5144311302411010
65322515102054
7606254636020
oct132242742762
934254234267
1012122310130
115160801027
1224238a192a
1311b25ba098
1482dd79710
154ae3808da
hex2d28bc5f2

12122310130 has 16 divisors (see below), whose sum is σ = 24937323840. Its totient is φ = 4156220592.

The previous prime is 12122310113. The next prime is 12122310133. The reversal of 12122310130 is 3101322121.

It is not an unprimeable number, because it can be changed into a prime (12122310133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86587860 + ... + 86587999.

It is an arithmetic number, because the mean of its divisors is an integer number (1558582740).

Almost surely, 212122310130 is an apocalyptic number.

12122310130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12122310130 is an abundant number, since it is smaller than the sum of its proper divisors (12815013710).

12122310130 is a wasteful number, since it uses less digits than its factorization.

12122310130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173175873.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12122310130 its reverse (3101322121), we get a palindrome (15223632251).

The spelling of 12122310130 in words is "twelve billion, one hundred twenty-two million, three hundred ten thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 173175859 346351718 865879295 1212231013 1731758590 2424462026 6061155065 12122310130