111431101103 has 8 divisors (see below), whose sum is σ = 128085957408. Its totient is φ = 94960276704.

The previous prime is 111431101091. The next prime is 111431101123. The reversal of 111431101103 is 301101134111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111431101103 - 2²⁰ = 111430052527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111431101123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46006676 + ... + 46009097.

It is an arithmetic number, because the mean of its divisors is an integer number (16010744676).

Almost surely, 2^111431101103 is an apocalyptic number.

111431101103 is a deficient number, since it is larger than the sum of its proper divisors (16654856305).

111431101103 is an equidigital number, since it uses as much as digits as its factorization.

111431101103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92015953.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 111431101103 its reverse (301101134111), we get a palindrome (412532235214).

The spelling of 111431101103 in words is "one hundred eleven billion, four hundred thirty-one million, one hundred one thousand, one hundred three".