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12013023300000 = 2535541995569
BaseRepresentation
bin1010111011001111111111…
…1111001000100110100000
31120112102201020201021211220
42232303333333020212200
53033310132431100000
641314412352335040
72346624626152122
oct256637777104640
946472636637756
1012013023300000
113911770523958
121420255244480
13691a9185ba68
142d760d491212
1515c7464261a0
hexaecfffc89a0

12013023300000 has 288 divisors, whose sum is σ = 39509693092800. Its totient is φ = 3195793920000.

The previous prime is 12013023299999. The next prime is 12013023300037. The reversal of 12013023300000 is 332031021.

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, 125652216 + ... + 125747784.

It is an arithmetic number, because the mean of its divisors is an integer number (137186434350).

Almost surely, 212013023300000 is an apocalyptic number.

12013023300000 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 12013023300000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19754846546400).

12013023300000 is an abundant number, since it is smaller than the sum of its proper divisors (27496669792800).

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

12013023300000 is an frugal number, since it uses more digits than its factorization.

12013023300000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96026 (or 95998 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 12013023300000 its reverse (332031021), we get a palindrome (12013355331021).

The spelling of 12013023300000 in words is "twelve trillion, thirteen billion, twenty-three million, three hundred thousand".