1120111423 has 2 divisors, whose sum is σ = 1120111424. Its totient is φ = 1120111422.

The previous prime is 1120111393. The next prime is 1120111451. The reversal of 1120111423 is 3241110211.

It is a strong prime.

It is an emirp because it is prime and its reverse (3241110211) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120111423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1120111397 and 1120111406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120111723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560055711 + 560055712.

It is an arithmetic number, because the mean of its divisors is an integer number (560055712).

Almost surely, 2^1120111423 is an apocalyptic number.

1120111423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120111423 is an equidigital number, since it uses as much as digits as its factorization.

1120111423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 1120111423 is about 33468.0657194287. The cubic root of 1120111423 is about 1038.5332575182.

Adding to 1120111423 its reverse (3241110211), we get a palindrome (4361221634).

The spelling of 1120111423 in words is "one billion, one hundred twenty million, one hundred eleven thousand, four hundred twenty-three".