220200121220111 has 8 divisors (see below), whose sum is σ = 220216223947104. Its totient is φ = 220184019105120.

The previous prime is 220200121220039. The next prime is 220200121220141. The reversal of 220200121220111 is 111022121002022.

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 220200121220111 - 2³⁰ = 220199047478287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 220200121220111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220200121220141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 903771341 + ... + 904014953.

It is an arithmetic number, because the mean of its divisors is an integer number (27527027993388).

Almost surely, 2^{220200121220111} is an apocalyptic number.

220200121220111 is a deficient number, since it is larger than the sum of its proper divisors (16102726993).

220200121220111 is a wasteful number, since it uses less digits than its factorization.

220200121220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306001.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220200121220111 its reverse (111022121002022), we get a palindrome (331222242222133).

The spelling of 220200121220111 in words is "two hundred twenty trillion, two hundred billion, one hundred twenty-one million, two hundred twenty thousand, one hundred eleven".