220021222220110 has 32 divisors (see below), whose sum is σ = 405723477408480. Its totient is φ = 85861003874688.

The previous prime is 220021222220099. The next prime is 220021222220179. The reversal of 220021222220110 is 11022222120022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299561265 + ... + 300294844.

It is an arithmetic number, because the mean of its divisors is an integer number (12678858669015).

Almost surely, 2^{220021222220110} is an apocalyptic number.

220021222220110 is a deficient number, since it is larger than the sum of its proper divisors (185702255188370).

220021222220110 is a wasteful number, since it uses less digits than its factorization.

220021222220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599857012.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220021222220110 its reverse (11022222120022), we get a palindrome (231043444340132).

The spelling of 220021222220110 in words is "two hundred twenty trillion, twenty-one billion, two hundred twenty-two million, two hundred twenty thousand, one hundred ten".