2011321000223 has 2 divisors, whose sum is σ = 2011321000224. Its totient is φ = 2011321000222.

The previous prime is 2011321000219. The next prime is 2011321000291. The reversal of 2011321000223 is 3220001231102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2011321000223 - 2² = 2011321000219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011321000823) 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 as a sum of consecutive naturals, namely, 1005660500111 + 1005660500112.

It is an arithmetic number, because the mean of its divisors is an integer number (1005660500112).

Almost surely, 2^{2011321000223} is an apocalyptic number.

2011321000223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011321000223 is an equidigital number, since it uses as much as digits as its factorization.

2011321000223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2011321000223 its reverse (3220001231102), we get a palindrome (5231322231325).

The spelling of 2011321000223 in words is "two trillion, eleven billion, three hundred twenty-one million, two hundred twenty-three", and thus it is an aban number.