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12130322300 = 2252121303223
BaseRepresentation
bin10110100110000011…
…00000011101111100
31011022101100012221022
423103001200131330
5144320330303200
65323402523312
7606413016065
oct132301403574
934271305838
1012130322300
115165283758
122426506538
1311b4163c05
1483106356c
154aee14885
hex2d306077c

12130322300 has 18 divisors (see below), whose sum is σ = 26322799608. Its totient is φ = 4852128880.

The previous prime is 12130322299. The next prime is 12130322311. The reversal of 12130322300 is 322303121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60651512 + ... + 60651711.

It is an arithmetic number, because the mean of its divisors is an integer number (1462377756).

Almost surely, 212130322300 is an apocalyptic number.

12130322300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12130322300 is an abundant number, since it is smaller than the sum of its proper divisors (14192477308).

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

12130322300 is a wasteful number, since it uses less digits than its factorization.

12130322300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121303237 (or 121303230 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 12130322300 its reverse (322303121), we get a palindrome (12452625421).

The spelling of 12130322300 in words is "twelve billion, one hundred thirty million, three hundred twenty-two thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 121303223 242606446 485212892 606516115 1213032230 2426064460 3032580575 6065161150 12130322300