220111120002221 has 8 divisors (see below), whose sum is σ = 252663740016960. Its totient is φ = 187835543562528.

The previous prime is 220111120002211. The next prime is 220111120002233. The reversal of 220111120002221 is 122200021111022.

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 220111120002221 - 2¹⁴ = 220111119985837 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 220111120002221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220111120002211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69260892056 + ... + 69260895233.

It is an arithmetic number, because the mean of its divisors is an integer number (31582967502120).

Almost surely, 2^{220111120002221} is an apocalyptic number.

It is an amenable number.

220111120002221 is a deficient number, since it is larger than the sum of its proper divisors (32552620014739).

220111120002221 is a wasteful number, since it uses less digits than its factorization.

220111120002221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138521787523.

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

Adding to 220111120002221 its reverse (122200021111022), we get a palindrome (342311141113243).

The spelling of 220111120002221 in words is "two hundred twenty trillion, one hundred eleven billion, one hundred twenty million, two thousand, two hundred twenty-one".