12303221331111 has 32 divisors (see below), whose sum is σ = 16627719647232. Its totient is φ = 8091300230400.

The previous prime is 12303221331047. The next prime is 12303221331131. The reversal of 12303221331111 is 11113312230321.

It is not a de Polignac number, because 12303221331111 - 2⁶ = 12303221331047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303221331131) 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, 67541491 + ... + 67723403.

It is an arithmetic number, because the mean of its divisors is an integer number (519616238976).

Almost surely, 2^{12303221331111} is an apocalyptic number.

12303221331111 is a deficient number, since it is larger than the sum of its proper divisors (4324498316121).

12303221331111 is a wasteful number, since it uses less digits than its factorization.

12303221331111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183103.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 12303221331111 its reverse (11113312230321), we get a palindrome (23416533561432).

The spelling of 12303221331111 in words is "twelve trillion, three hundred three billion, two hundred twenty-one million, three hundred thirty-one thousand, one hundred eleven".