220110202221212 has 12 divisors (see below), whose sum is σ = 385220159072280. Its totient is φ = 110047299629136.

The previous prime is 220110202221197. The next prime is 220110202221233. The reversal of 220110202221212 is 212122202011022.

It is a super-2 number, since 2×220110202221212² (a number of 29 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 3 ways as a sum of consecutive naturals, for example, 1950306887 + ... + 1950419742.

It is an arithmetic number, because the mean of its divisors is an integer number (32101679922690).

Almost surely, 2^{220110202221212} is an apocalyptic number.

It is an amenable number.

220110202221212 is a deficient number, since it is larger than the sum of its proper divisors (165109956851068).

220110202221212 is a wasteful number, since it uses less digits than its factorization.

220110202221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3900740740 (or 3900740738 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 220110202221212 its reverse (212122202011022), we get a palindrome (432232404232234).

The spelling of 220110202221212 in words is "two hundred twenty trillion, one hundred ten billion, two hundred two million, two hundred twenty-one thousand, two hundred twelve".