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12013302210000 = 243547134400477
BaseRepresentation
bin1010111011010001000010…
…0111000101110111010000
31120112110102200112101102220
42232310100213011313100
53033311220331210000
641314500154341040
72346634553642610
oct256642047056720
946473380471386
1012013302210000
1139118a3a03093
12142031272a780
13691b07584270
142d7638534a40
1515c760b6b1a0
hexaed109c5dd0

12013302210000 has 400 divisors, whose sum is σ = 47729907840384. Its totient is φ = 2534674176000.

The previous prime is 12013302209957. The next prime is 12013302210037. The reversal of 12013302210000 is 1220331021.

It is a tau number, because it is divible by the number of its divisors (400).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 529762 + ... + 4930238.

Almost surely, 212013302210000 is an apocalyptic number.

12013302210000 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 12013302210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23864953920192).

12013302210000 is an abundant number, since it is smaller than the sum of its proper divisors (35716605630384).

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

12013302210000 is a wasteful number, since it uses less digits than its factorization.

12013302210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4400528 (or 4400507 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12013302210000 its reverse (1220331021), we get a palindrome (12014522541021).

The spelling of 12013302210000 in words is "twelve trillion, thirteen billion, three hundred two million, two hundred ten thousand".