12011013010223 has 4 divisors (see below), whose sum is σ = 12011075919480. Its totient is φ = 12010950100968.

The previous prime is 12011013010201. The next prime is 12011013010273. The reversal of 12011013010223 is 32201031011021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12011013010223 - 2¹⁸ = 12011012748079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011013010273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31167365 + ... + 31550382.

It is an arithmetic number, because the mean of its divisors is an integer number (3002768979870).

Almost surely, 2^{12011013010223} is an apocalyptic number.

12011013010223 is a deficient number, since it is larger than the sum of its proper divisors (62909257).

12011013010223 is an equidigital number, since it uses as much as digits as its factorization.

12011013010223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62909256.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 12011013010223 its reverse (32201031011021), we get a palindrome (44212044021244).

The spelling of 12011013010223 in words is "twelve trillion, eleven billion, thirteen million, ten thousand, two hundred twenty-three".