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12230075000 = 235511213311
BaseRepresentation
bin10110110001111100…
…00010001001111000
31011120100001011220202
423120332002021320
5200021344400000
65341324541332
7612033631223
oct133076021170
934510034822
1012230075000
115206616400
1224539b1848
1311cba1bc90
148403cc5ba
154b8a6add5
hex2d8f82278

12230075000 has 288 divisors, whose sum is σ = 34037508960. Its totient is φ = 4092000000.

The previous prime is 12230074999. The next prime is 12230075057. The reversal of 12230075000 is 57003221.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 39324845 + ... + 39325155.

It is an arithmetic number, because the mean of its divisors is an integer number (118185795).

Almost surely, 212230075000 is an apocalyptic number.

12230075000 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 12230075000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17018754480).

12230075000 is an abundant number, since it is smaller than the sum of its proper divisors (21807433960).

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

12230075000 is a wasteful number, since it uses less digits than its factorization.

12230075000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377 (or 342 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

Adding to 12230075000 its reverse (57003221), we get a palindrome (12287078221).

The spelling of 12230075000 in words is "twelve billion, two hundred thirty million, seventy-five thousand".