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12100333230 = 235529231191
BaseRepresentation
bin10110100010011110…
…00110111010101110
31011020021220121200000
423101033012322232
5144240141130410
65320412045130
7605600064306
oct132117067256
934207817600
1012100333230
11514a3604a7
1224184637a6
1311aab93bbb
1482b098606
154ac48ddc0
hex2d13c6eae

12100333230 has 288 divisors, whose sum is σ = 35062530048. Its totient is φ = 2999203200.

The previous prime is 12100333213. The next prime is 12100333241. The reversal of 12100333230 is 3233300121.

12100333230 is a `hidden beast` number, since 1 + 2 + 100 + 333 + 230 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 63352435 + ... + 63352625.

It is an arithmetic number, because the mean of its divisors is an integer number (121744896).

Almost surely, 212100333230 is an apocalyptic number.

12100333230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12100333230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17531265024).

12100333230 is an abundant number, since it is smaller than the sum of its proper divisors (22962196818).

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

12100333230 is a wasteful number, since it uses less digits than its factorization.

12100333230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 302 (or 261 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 12100333230 its reverse (3233300121), we get a palindrome (15333633351).

The spelling of 12100333230 in words is "twelve billion, one hundred million, three hundred thirty-three thousand, two hundred thirty".