220011221210 has 32 divisors (see below), whose sum is σ = 450805606272. Its totient is φ = 76525641280.

The previous prime is 220011221077. The next prime is 220011221219. The reversal of 220011221210 is 12122110022.

220011221210 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (220011221219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43477949 + ... + 43483008.

It is an arithmetic number, because the mean of its divisors is an integer number (14087675196).

Almost surely, 2^220011221210 is an apocalyptic number.

220011221210 is an abundant number, since it is smaller than the sum of its proper divisors (230794385062).

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

220011221210 is a wasteful number, since it uses less digits than its factorization.

220011221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86960998.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 220011221210 its reverse (12122110022), we get a palindrome (232133331232).

The spelling of 220011221210 in words is "two hundred twenty billion, eleven million, two hundred twenty-one thousand, two hundred ten".