111233212232343 has 4 divisors (see below), whose sum is σ = 148310949643128. Its totient is φ = 74155474821560.

The previous prime is 111233212232339. The next prime is 111233212232369. The reversal of 111233212232343 is 343232212332111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 111233212232343 - 2² = 111233212232339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111233212232543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18538868705388 + ... + 18538868705393.

It is an arithmetic number, because the mean of its divisors is an integer number (37077737410782).

Almost surely, 2^{111233212232343} is an apocalyptic number.

111233212232343 is a deficient number, since it is larger than the sum of its proper divisors (37077737410785).

111233212232343 is an equidigital number, since it uses as much as digits as its factorization.

111233212232343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37077737410784.

The product of its digits is 31104, while the sum is 33.

Adding to 111233212232343 its reverse (343232212332111), we get a palindrome (454465424564454).

The spelling of 111233212232343 in words is "one hundred eleven trillion, two hundred thirty-three billion, two hundred twelve million, two hundred thirty-two thousand, three hundred forty-three".