1111120223 has 2 divisors, whose sum is σ = 1111120224. Its totient is φ = 1111120222.

The previous prime is 1111120189. The next prime is 1111120229. The reversal of 1111120223 is 3220211111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1111120223 - 2¹⁶ = 1111054687 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111120198 and 1111120207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111120229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555560111 + 555560112.

It is an arithmetic number, because the mean of its divisors is an integer number (555560112).

Almost surely, 2^1111120223 is an apocalyptic number.

1111120223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111120223 is an equidigital number, since it uses as much as digits as its factorization.

1111120223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1111120223 is about 33333.4700113865. The cubic root of 1111120223 is about 1035.7469999193.

Adding to 1111120223 its reverse (3220211111), we get a palindrome (4331331334).

The spelling of 1111120223 in words is "one billion, one hundred eleven million, one hundred twenty thousand, two hundred twenty-three".