220111222210 has 48 divisors (see below), whose sum is σ = 438922165248. Its totient is φ = 79410149280.

The previous prime is 220111222207. The next prime is 220111222213. The reversal of 220111222210 is 12222111022.

It is a happy number.

220111222210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (220111222207) and next prime (220111222213).

It is not an unprimeable number, because it can be changed into a prime (220111222213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 562512 + ... + 869851.

It is an arithmetic number, because the mean of its divisors is an integer number (9144211776).

Almost surely, 2^220111222210 is an apocalyptic number.

220111222210 is a deficient number, since it is larger than the sum of its proper divisors (218810943038).

220111222210 is a wasteful number, since it uses less digits than its factorization.

220111222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432519 (or 1432508 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220111222210 its reverse (12222111022), we get a palindrome (232333333232).

The spelling of 220111222210 in words is "two hundred twenty billion, one hundred eleven million, two hundred twenty-two thousand, two hundred ten".