111100110220001 has 32 divisors (see below), whose sum is σ = 130056406824960. Its totient is φ = 92934873368064.

The previous prime is 111100110219997. The next prime is 111100110220003. The reversal of 111100110220001 is 100022011001111.

It is not a de Polignac number, because 111100110220001 - 2² = 111100110219997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111100110220003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 98137655 + ... + 99263283.

It is an arithmetic number, because the mean of its divisors is an integer number (4064262713280).

Almost surely, 2^{111100110220001} is an apocalyptic number.

It is an amenable number.

111100110220001 is a deficient number, since it is larger than the sum of its proper divisors (18956296604959).

111100110220001 is a wasteful number, since it uses less digits than its factorization.

111100110220001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127105.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 111100110220001 its reverse (100022011001111), we get a palindrome (211122121221112).

The spelling of 111100110220001 in words is "one hundred eleven trillion, one hundred billion, one hundred ten million, two hundred twenty thousand, one".