111101120220001 has 8 divisors (see below), whose sum is σ = 114685254662400. Its totient is φ = 107516999986320.

The previous prime is 111101120219933. The next prime is 111101120220043. The reversal of 111101120220001 is 100022021101111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111101120220001 - 2⁹ = 111101120219489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111101120220071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13662870 + ... + 20220688.

It is an arithmetic number, because the mean of its divisors is an integer number (14335656832800).

Almost surely, 2^{111101120220001} is an apocalyptic number.

It is an amenable number.

111101120220001 is a deficient number, since it is larger than the sum of its proper divisors (3584134442399).

111101120220001 is an equidigital number, since it uses as much as digits as its factorization.

111101120220001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7104359.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111101120220001 its reverse (100022021101111), we get a palindrome (211123141321112).

The spelling of 111101120220001 in words is "one hundred eleven trillion, one hundred one billion, one hundred twenty million, two hundred twenty thousand, one".