111012304242345 has 16 divisors (see below), whose sum is σ = 193766931041472. Its totient is φ = 53824147511360.

The previous prime is 111012304242263. The next prime is 111012304242349. The reversal of 111012304242345 is 543242403210111.

It is not a de Polignac number, because 111012304242345 - 2³⁸ = 110737426335401 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (111012304242349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336400921782 + ... + 336400922111.

It is an arithmetic number, because the mean of its divisors is an integer number (12110433190092).

Almost surely, 2^{111012304242345} is an apocalyptic number.

111012304242345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111012304242345 is a deficient number, since it is larger than the sum of its proper divisors (82754626799127).

111012304242345 is a wasteful number, since it uses less digits than its factorization.

111012304242345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672801843912.

The product of its (nonzero) digits is 23040, while the sum is 33.

Adding to 111012304242345 its reverse (543242403210111), we get a palindrome (654254707452456).

The spelling of 111012304242345 in words is "one hundred eleven trillion, twelve billion, three hundred four million, two hundred forty-two thousand, three hundred forty-five".