220111110222 has 32 divisors (see below), whose sum is σ = 472682697984. Its totient is φ = 68081865600.

The previous prime is 220111110199. The next prime is 220111110259. The reversal of 220111110222 is 222011111022.

It is a super-2 number, since 2×220111110222² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15189604 + ... + 15204087.

It is an arithmetic number, because the mean of its divisors is an integer number (14771334312).

Almost surely, 2^220111110222 is an apocalyptic number.

220111110222 is an abundant number, since it is smaller than the sum of its proper divisors (252571587762).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220111110222 is a wasteful number, since it uses less digits than its factorization.

220111110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30393784.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220111110222 its reverse (222011111022), we get a palindrome (442122221244).

It can be divided in two parts, 22011111022 and 2, that multiplied together give a palindrome (44022222044).

The spelling of 220111110222 in words is "two hundred twenty billion, one hundred eleven million, one hundred ten thousand, two hundred twenty-two".