111434303111 has 4 divisors (see below), whose sum is σ = 111460471800. Its totient is φ = 111408134424.

The previous prime is 111434303107. The next prime is 111434303147. The reversal of 111434303111 is 111303434111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111303434111 = 127 ⋅876404993.

It is a cyclic number.

It is not a de Polignac number, because 111434303111 - 2² = 111434303107 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 (111434305111) 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, 13077956 + ... + 13086473.

It is an arithmetic number, because the mean of its divisors is an integer number (27865117950).

Almost surely, 2^111434303111 is an apocalyptic number.

111434303111 is a deficient number, since it is larger than the sum of its proper divisors (26168689).

111434303111 is an equidigital number, since it uses as much as digits as its factorization.

111434303111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26168688.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 111434303111 its reverse (111303434111), we get a palindrome (222737737222).

The spelling of 111434303111 in words is "one hundred eleven billion, four hundred thirty-four million, three hundred three thousand, one hundred eleven".