111110000001023 has 2 divisors, whose sum is σ = 111110000001024. Its totient is φ = 111110000001022.

The previous prime is 111110000000999. The next prime is 111110000001073. The reversal of 111110000001023 is 320100000011111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111110000001023 - 2²⁶ = 111109932892159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111110000000995 and 111110000001013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111110000001073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555000000511 + 55555000000512.

It is an arithmetic number, because the mean of its divisors is an integer number (55555000000512).

Almost surely, 2^{111110000001023} is an apocalyptic number.

111110000001023 is a deficient number, since it is larger than the sum of its proper divisors (1).

111110000001023 is an equidigital number, since it uses as much as digits as its factorization.

111110000001023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 111110000001023 its reverse (320100000011111), we get a palindrome (431210000012134).

The spelling of 111110000001023 in words is "one hundred eleven trillion, one hundred ten billion, one thousand, twenty-three".