111100321131001 has 4 divisors (see below), whose sum is σ = 111108920905600. Its totient is φ = 111091721356404.

The previous prime is 111100321130999. The next prime is 111100321131029. The reversal of 111100321131001 is 100131123001111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111100321131001 - 2¹ = 111100321130999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111100321131061) 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, 4299867921 + ... + 4299893758.

It is an arithmetic number, because the mean of its divisors is an integer number (27777230226400).

Almost surely, 2^{111100321131001} is an apocalyptic number.

It is an amenable number.

111100321131001 is a deficient number, since it is larger than the sum of its proper divisors (8599774599).

111100321131001 is an equidigital number, since it uses as much as digits as its factorization.

111100321131001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8599774598.

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 111100321131001 its reverse (100131123001111), we get a palindrome (211231444132112).

The spelling of 111100321131001 in words is "one hundred eleven trillion, one hundred billion, three hundred twenty-one million, one hundred thirty-one thousand, one".