12021011000223 has 4 divisors (see below), whose sum is σ = 16028014666968. Its totient is φ = 8014007333480.

The previous prime is 12021011000203. The next prime is 12021011000231. The reversal of 12021011000223 is 32200011012021.

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 12021011000223 - 2⁵ = 12021011000191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021011000203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2003501833368 + ... + 2003501833373.

It is an arithmetic number, because the mean of its divisors is an integer number (4007003666742).

Almost surely, 2^{12021011000223} is an apocalyptic number.

12021011000223 is a deficient number, since it is larger than the sum of its proper divisors (4007003666745).

12021011000223 is an equidigital number, since it uses as much as digits as its factorization.

12021011000223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4007003666744.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12021011000223 its reverse (32200011012021), we get a palindrome (44221022012244).

The spelling of 12021011000223 in words is "twelve trillion, twenty-one billion, eleven million, two hundred twenty-three", and thus it is an aban number.