12312220023011 has 8 divisors (see below), whose sum is σ = 12323906360640. Its totient is φ = 12300538004032.

The previous prime is 12312220023001. The next prime is 12312220023013. The reversal of 12312220023011 is 11032002221321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12312220023011 - 2²² = 12312215828707 is a prime.

It is a super-4 number, since 4×12312220023011⁴ (a number of 53 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12312220023013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4639286 + ... + 6793188.

It is an arithmetic number, because the mean of its divisors is an integer number (1540488295080).

Almost surely, 2^{12312220023011} is an apocalyptic number.

12312220023011 is a deficient number, since it is larger than the sum of its proper divisors (11686337629).

12312220023011 is a wasteful number, since it uses less digits than its factorization.

12312220023011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159325.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12312220023011 its reverse (11032002221321), we get a palindrome (23344222244332).

The spelling of 12312220023011 in words is "twelve trillion, three hundred twelve billion, two hundred twenty million, twenty-three thousand, eleven".