220110222221212 has 24 divisors (see below), whose sum is σ = 387433905012000. Its totient is φ = 109414868302656.

The previous prime is 220110222221161. The next prime is 220110222221293. The reversal of 220110222221212 is 212122222011022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12646914 + ... + 24498262.

It is an arithmetic number, because the mean of its divisors is an integer number (16143079375500).

Almost surely, 2^{220110222221212} is an apocalyptic number.

It is an amenable number.

220110222221212 is a deficient number, since it is larger than the sum of its proper divisors (167323682790788).

220110222221212 is a wasteful number, since it uses less digits than its factorization.

220110222221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11878365 (or 11878363 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 220110222221212 its reverse (212122222011022), we get a palindrome (432232444232234).

The spelling of 220110222221212 in words is "two hundred twenty trillion, one hundred ten billion, two hundred twenty-two million, two hundred twenty-one thousand, two hundred twelve".