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12023130300030 = 23252513479191669
BaseRepresentation
bin1010111011110101101001…
…1010010001111001111110
31120120101210121211002102100
42232331122122101321332
53033441332324100110
641323203320405530
72350433243222403
oct256753232217176
946511717732370
1012023130300030
113915a87680643
1214221b60168a6
13692a12770c55
142d7ccb9082aa
1515cb388bcbc0
hexaef5a691e7e

12023130300030 has 192 divisors, whose sum is σ = 31528255449600. Its totient is φ = 3178821024000.

The previous prime is 12023130300023. The next prime is 12023130300043. The reversal of 12023130300030 is 3000303132021.

12023130300030 is a `hidden beast` number, since 1 + 20 + 2 + 313 + 0 + 300 + 0 + 30 = 666.

It is a super-2 number, since 2×120231303000302 (a number of 27 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 12023130299976 and 12023130300012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7203792036 + ... + 7203793704.

It is an arithmetic number, because the mean of its divisors is an integer number (164209663800).

Almost surely, 212023130300030 is an apocalyptic number.

12023130300030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12023130300030 is an abundant number, since it is smaller than the sum of its proper divisors (19505125149570).

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

12023130300030 is a wasteful number, since it uses less digits than its factorization.

12023130300030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3199 (or 3196 counting only the distinct ones).

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

Adding to 12023130300030 its reverse (3000303132021), we get a palindrome (15023433432051).

The spelling of 12023130300030 in words is "twelve trillion, twenty-three billion, one hundred thirty million, three hundred thousand, thirty".