1111223023023 has 4 divisors (see below), whose sum is σ = 1481630697368. Its totient is φ = 740815348680.

The previous prime is 1111223023013. The next prime is 1111223023037. The reversal of 1111223023023 is 3203203221111.

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

It is not a de Polignac number, because 1111223023023 - 2⁵ = 1111223022991 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 (1111223023013) 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, 185203837168 + ... + 185203837173.

It is an arithmetic number, because the mean of its divisors is an integer number (370407674342).

Almost surely, 2^{1111223023023} is an apocalyptic number.

1111223023023 is a deficient number, since it is larger than the sum of its proper divisors (370407674345).

1111223023023 is an equidigital number, since it uses as much as digits as its factorization.

1111223023023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370407674344.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1111223023023 its reverse (3203203221111), we get a palindrome (4314426244134).

The spelling of 1111223023023 in words is "one trillion, one hundred eleven billion, two hundred twenty-three million, twenty-three thousand, twenty-three".