12011313030320 has 20 divisors (see below), whose sum is σ = 27926302795680. Its totient is φ = 4804525212096.

The previous prime is 12011313030307. The next prime is 12011313030331. The reversal of 12011313030320 is 2303031311021.

It is a tau number, because it is divible by the number of its divisors (20).

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

It is a junction number, because it is equal to n+sod(n) for n = 12011313030292 and 12011313030301.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75070706360 + ... + 75070706519.

It is an arithmetic number, because the mean of its divisors is an integer number (1396315139784).

Almost surely, 2^{12011313030320} is an apocalyptic number.

12011313030320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12011313030320 is an abundant number, since it is smaller than the sum of its proper divisors (15914989765360).

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

12011313030320 is a wasteful number, since it uses less digits than its factorization.

12011313030320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150141412892 (or 150141412886 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 12011313030320 its reverse (2303031311021), we get a palindrome (14314344341341).

The spelling of 12011313030320 in words is "twelve trillion, eleven billion, three hundred thirteen million, thirty thousand, three hundred twenty".