111432541120001 has 4 divisors (see below), whose sum is σ = 111614323406292. Its totient is φ = 111250758833712.

The previous prime is 111432541119947. The next prime is 111432541120031. The reversal of 111432541120001 is 100021145234111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12806270602225 + 98626270517776 = 3578585^2 + 9931076^2 .

It is a cyclic number.

It is not a de Polignac number, because 111432541120001 - 2⁶ = 111432541119937 is a prime.

It is a super-2 number, since 2×111432541120001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111432541120031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90891142226 + ... + 90891143451.

It is an arithmetic number, because the mean of its divisors is an integer number (27903580851573).

Almost surely, 2^{111432541120001} is an apocalyptic number.

It is an amenable number.

111432541120001 is a deficient number, since it is larger than the sum of its proper divisors (181782286291).

111432541120001 is an equidigital number, since it uses as much as digits as its factorization.

111432541120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181782286290.

The product of its (nonzero) digits is 960, while the sum is 26.

Adding to 111432541120001 its reverse (100021145234111), we get a palindrome (211453686354112).

The spelling of 111432541120001 in words is "one hundred eleven trillion, four hundred thirty-two billion, five hundred forty-one million, one hundred twenty thousand, one".