111121023343 has 16 divisors (see below), whose sum is σ = 126571712256. Its totient is φ = 96567229440.

The previous prime is 111121023323. The next prime is 111121023353. The reversal of 111121023343 is 343320121111.

It is a de Polignac number, because none of the positive numbers 2^k-111121023343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111121023323) 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, 276655 + ... + 546607.

It is an arithmetic number, because the mean of its divisors is an integer number (7910732016).

Almost surely, 2^111121023343 is an apocalyptic number.

111121023343 is a deficient number, since it is larger than the sum of its proper divisors (15450688913).

111121023343 is a wasteful number, since it uses less digits than its factorization.

111121023343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271614.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 111121023343 its reverse (343320121111), we get a palindrome (454441144454).

The spelling of 111121023343 in words is "one hundred eleven billion, one hundred twenty-one million, twenty-three thousand, three hundred forty-three".