220001002100111 has 8 divisors (see below), whose sum is σ = 220130264144640. Its totient is φ = 219871761979032.

The previous prime is 220001002100063. The next prime is 220001002100137. The reversal of 220001002100111 is 111001200100022.

220001002100111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 220001002100111 - 2³⁴ = 219983822230927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220001002100092 and 220001002100101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220001002100161) 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, 14616596 + ... + 25566518.

It is an arithmetic number, because the mean of its divisors is an integer number (27516283018080).

Almost surely, 2^{220001002100111} is an apocalyptic number.

220001002100111 is a deficient number, since it is larger than the sum of its proper divisors (129262044529).

220001002100111 is a wasteful number, since it uses less digits than its factorization.

220001002100111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10961725.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 220001002100111 its reverse (111001200100022), we get a palindrome (331002202200133).

The spelling of 220001002100111 in words is "two hundred twenty trillion, one billion, two million, one hundred thousand, one hundred eleven".