12011031222323 has 16 divisors (see below), whose sum is σ = 14450164408320. Its totient is φ = 9752776197696.

The previous prime is 12011031222317. The next prime is 12011031222343. The reversal of 12011031222323 is 32322213011021.

It is not a de Polignac number, because 12011031222323 - 2³⁴ = 11993851353139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12011031222343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101786 + ... + 4902287.

It is an arithmetic number, because the mean of its divisors is an integer number (903135275520).

Almost surely, 2^{12011031222323} is an apocalyptic number.

12011031222323 is a deficient number, since it is larger than the sum of its proper divisors (2439133185997).

12011031222323 is a wasteful number, since it uses less digits than its factorization.

12011031222323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5022146.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12011031222323 its reverse (32322213011021), we get a palindrome (44333244233344).

The spelling of 12011031222323 in words is "twelve trillion, eleven billion, thirty-one million, two hundred twenty-two thousand, three hundred twenty-three".