103500111 has 16 divisors (see below), whose sum is σ = 162126720. Its totient is φ = 57901920.

The previous prime is 103500091. The next prime is 103500119. The reversal of 103500111 is 111005301.

It is not a de Polignac number, because 103500111 - 2¹⁴ = 103483727 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103500119) 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, 120201 + ... + 121058.

It is an arithmetic number, because the mean of its divisors is an integer number (10132920).

Almost surely, 2^103500111 is an apocalyptic number.

103500111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

103500111 is a deficient number, since it is larger than the sum of its proper divisors (58626609).

103500111 is a wasteful number, since it uses less digits than its factorization.

103500111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241286.

The product of its (nonzero) digits is 15, while the sum is 12.

The square root of 103500111 is about 10173.5004300388. The cubic root of 103500111 is about 469.5122614950.

Adding to 103500111 its reverse (111005301), we get a palindrome (214505412).

The spelling of 103500111 in words is "one hundred three million, five hundred thousand, one hundred eleven".