12013222331011 has 32 divisors (see below), whose sum is σ = 13252848795648. Its totient is φ = 10798923227040.

The previous prime is 12013222330981. The next prime is 12013222331021. The reversal of 12013222331011 is 11013322231021.

It is a cyclic number.

It is not a de Polignac number, because 12013222331011 - 2⁷ = 12013222330883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12013222331021) 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, 738494500 + ... + 738510766.

It is an arithmetic number, because the mean of its divisors is an integer number (414151524864).

Almost surely, 2^{12013222331011} is an apocalyptic number.

12013222331011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12013222331011 is a deficient number, since it is larger than the sum of its proper divisors (1239626464637).

12013222331011 is a wasteful number, since it uses less digits than its factorization.

12013222331011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18511.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12013222331011 its reverse (11013322231021), we get a palindrome (23026544562032).

The spelling of 12013222331011 in words is "twelve trillion, thirteen billion, two hundred twenty-two million, three hundred thirty-one thousand, eleven".