12011321322303 has 32 divisors (see below), whose sum is σ = 17142711605760. Its totient is φ = 7458096435840.

The previous prime is 12011321322277. The next prime is 12011321322307. The reversal of 12011321322303 is 30322312311021.

It is not a de Polignac number, because 12011321322303 - 2⁶ = 12011321322239 is a prime.

It is a super-2 number, since 2×12011321322303² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011321322307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6296950 + ... + 7979612.

It is an arithmetic number, because the mean of its divisors is an integer number (535709737680).

Almost surely, 2^{12011321322303} is an apocalyptic number.

12011321322303 is a deficient number, since it is larger than the sum of its proper divisors (5131390283457).

12011321322303 is a wasteful number, since it uses less digits than its factorization.

12011321322303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684799.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 12011321322303 its reverse (30322312311021), we get a palindrome (42333633633324).

The spelling of 12011321322303 in words is "twelve trillion, eleven billion, three hundred twenty-one million, three hundred twenty-two thousand, three hundred three".