220100220111 has 8 divisors (see below), whose sum is σ = 293483894704. Its totient is φ = 146725012800.

The previous prime is 220100220049. The next prime is 220100220113. The reversal of 220100220111 is 111022001022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220100220111 - 2¹⁵ = 220100187343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220100220113) 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, 2055916 + ... + 2160321.

It is an arithmetic number, because the mean of its divisors is an integer number (36685486838).

Almost surely, 2^220100220111 is an apocalyptic number.

220100220111 is a deficient number, since it is larger than the sum of its proper divisors (73383674593).

220100220111 is a wasteful number, since it uses less digits than its factorization.

220100220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4233641.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 220100220111 its reverse (111022001022), we get a palindrome (331122221133).

The spelling of 220100220111 in words is "two hundred twenty billion, one hundred million, two hundred twenty thousand, one hundred eleven".