220222110221111 has 8 divisors (see below), whose sum is σ = 222000111222000. Its totient is φ = 218448109224000.

The previous prime is 220222110221077. The next prime is 220222110221161. The reversal of 220222110221111 is 111122011222022.

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 220222110221111 - 2¹⁰ = 220222110220087 is a prime.

It is a super-4 number, since 4×220222110221111⁴ (a number of 58 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220222110221161) 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, 999890390 + ... + 1000110611.

It is an arithmetic number, because the mean of its divisors is an integer number (27750013902750).

Almost surely, 2^{220222110221111} is an apocalyptic number.

220222110221111 is a deficient number, since it is larger than the sum of its proper divisors (1778001000889).

220222110221111 is a wasteful number, since it uses less digits than its factorization.

220222110221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000001889.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 220222110221111 its reverse (111122011222022), we get a palindrome (331344121443133).

The spelling of 220222110221111 in words is "two hundred twenty trillion, two hundred twenty-two billion, one hundred ten million, two hundred twenty-one thousand, one hundred eleven".