111350445303503 has 16 divisors (see below), whose sum is σ = 133803975312960. Its totient is φ = 90641402611200.

The previous prime is 111350445303497. The next prime is 111350445303509. The reversal of 111350445303503 is 305303544053111.

It is an interprime number because it is at equal distance from previous prime (111350445303497) and next prime (111350445303509).

It is not a de Polignac number, because 111350445303503 - 2⁸ = 111350445303247 is a prime.

It is a super-3 number, since 3×111350445303503³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111350445303509) 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, 4496088938 + ... + 4496113703.

It is an arithmetic number, because the mean of its divisors is an integer number (8362748457060).

Almost surely, 2^{111350445303503} is an apocalyptic number.

111350445303503 is a deficient number, since it is larger than the sum of its proper divisors (22453530009457).

111350445303503 is an equidigital number, since it uses as much as digits as its factorization.

111350445303503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8992202738.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 111350445303503 its reverse (305303544053111), we get a palindrome (416653989356614).

The spelling of 111350445303503 in words is "one hundred eleven trillion, three hundred fifty billion, four hundred forty-five million, three hundred three thousand, five hundred three".