111210411042143 has 4 divisors (see below), whose sum is σ = 127097612619600. Its totient is φ = 95323209464688.

The previous prime is 111210411042119. The next prime is 111210411042163. The reversal of 111210411042143 is 341240114012111.

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 111210411042143 - 2¹⁴ = 111210411025759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111210411042163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7943600788718 + ... + 7943600788731.

It is an arithmetic number, because the mean of its divisors is an integer number (31774403154900).

Almost surely, 2^{111210411042143} is an apocalyptic number.

111210411042143 is a deficient number, since it is larger than the sum of its proper divisors (15887201577457).

111210411042143 is an equidigital number, since it uses as much as digits as its factorization.

111210411042143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15887201577456.

The product of its (nonzero) digits is 768, while the sum is 26.

Adding to 111210411042143 its reverse (341240114012111), we get a palindrome (452450525054254).

The spelling of 111210411042143 in words is "one hundred eleven trillion, two hundred ten billion, four hundred eleven million, forty-two thousand, one hundred forty-three".