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12030033300000 = 25355373107507
BaseRepresentation
bin1010111100001111010111…
…0111001000101000100000
31120121001121201000211011220
42233003311313020220200
53034100002011100000
641330304311535040
72351066303602632
oct257036567105040
946531551024156
1012030033300000
1139189aa1a26a1
12142360198a480
13693572943a11
142d8384614a52
1515cdde9261a0
hexaf0f5dc8a20

12030033300000 has 288 divisors, whose sum is σ = 39577209021504. Its totient is φ = 3199378560000.

The previous prime is 12030033299989. The next prime is 12030033300041. The reversal of 12030033300000 is 333003021.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 111846247 + ... + 111953753.

It is an arithmetic number, because the mean of its divisors is an integer number (137420864658).

Almost surely, 212030033300000 is an apocalyptic number.

12030033300000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12030033300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19788604510752).

12030033300000 is an abundant number, since it is smaller than the sum of its proper divisors (27547175721504).

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

12030033300000 is an equidigital number, since it uses as much as digits as its factorization.

12030033300000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107918 (or 107890 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 15.

Adding to 12030033300000 its reverse (333003021), we get a palindrome (12030366303021).

The spelling of 12030033300000 in words is "twelve trillion, thirty billion, thirty-three million, three hundred thousand".