111204430301243 has 16 divisors (see below), whose sum is σ = 118666173050880. Its totient is φ = 103903705571904.

The previous prime is 111204430301219. The next prime is 111204430301273. The reversal of 111204430301243 is 342103034402111.

It is a cyclic number.

It is not a de Polignac number, because 111204430301243 - 2²⁰ = 111204429252667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111204430301273) 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, 29136830 + ... + 32731692.

It is an arithmetic number, because the mean of its divisors is an integer number (7416635815680).

Almost surely, 2^{111204430301243} is an apocalyptic number.

111204430301243 is a deficient number, since it is larger than the sum of its proper divisors (7461742749637).

111204430301243 is a wasteful number, since it uses less digits than its factorization.

111204430301243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3617258.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 111204430301243 its reverse (342103034402111), we get a palindrome (453307464703354).

The spelling of 111204430301243 in words is "one hundred eleven trillion, two hundred four billion, four hundred thirty million, three hundred one thousand, two hundred forty-three".