201111000220111 has 8 divisors (see below), whose sum is σ = 211784625585920. Its totient is φ = 190446258442392.

The previous prime is 201111000220051. The next prime is 201111000220121. The reversal of 201111000220111 is 111022000111102.

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 201111000220111 - 2³⁹ = 200561244406223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201111000220091 and 201111000220100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201111000220121) 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, 2220850545 + ... + 2220941098.

It is an arithmetic number, because the mean of its divisors is an integer number (26473078198240).

Almost surely, 2^{201111000220111} is an apocalyptic number.

201111000220111 is a deficient number, since it is larger than the sum of its proper divisors (10673625365809).

201111000220111 is a wasteful number, since it uses less digits than its factorization.

201111000220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4441794045.

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

Adding to 201111000220111 its reverse (111022000111102), we get a palindrome (312133000331213).

The spelling of 201111000220111 in words is "two hundred one trillion, one hundred eleven billion, two hundred twenty thousand, one hundred eleven".