111331032001 has 16 divisors (see below), whose sum is σ = 127434129408. Its totient is φ = 95277718800.

The previous prime is 111331031993. The next prime is 111331032073. The reversal of 111331032001 is 100230133111.

It is a cyclic number.

It is not a de Polignac number, because 111331032001 - 2³ = 111331031993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111331035001) 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, 17637636 + ... + 17643946.

It is an arithmetic number, because the mean of its divisors is an integer number (7964633088).

Almost surely, 2^111331032001 is an apocalyptic number.

It is an amenable number.

111331032001 is a deficient number, since it is larger than the sum of its proper divisors (16103097407).

111331032001 is an equidigital number, since it uses as much as digits as its factorization.

111331032001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9852.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 111331032001 its reverse (100230133111), we get a palindrome (211561165112).

The spelling of 111331032001 in words is "one hundred eleven billion, three hundred thirty-one million, thirty-two thousand, one".