111101413125 has 20 divisors (see below), whose sum is σ = 185109770912. Its totient is φ = 59254086000.

The previous prime is 111101413109. The next prime is 111101413207. The reversal of 111101413125 is 521314101111.

It is not a de Polignac number, because 111101413125 - 2⁴ = 111101413109 is a prime.

It is a super-3 number, since 3×111101413125³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 29625169 + ... + 29628918.

Almost surely, 2^111101413125 is an apocalyptic number.

111101413125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

111101413125 is a deficient number, since it is larger than the sum of its proper divisors (74008357787).

111101413125 is an frugal number, since it uses more digits than its factorization.

111101413125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59254110 (or 59254095 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 21.

Adding to 111101413125 its reverse (521314101111), we get a palindrome (632415514236).

The spelling of 111101413125 in words is "one hundred eleven billion, one hundred one million, four hundred thirteen thousand, one hundred twenty-five".