220221111221110 has 8 divisors (see below), whose sum is σ = 396398000198016. Its totient is φ = 88088444488440.

The previous prime is 220221111221107. The next prime is 220221111221123. The reversal of 220221111221110 is 11122111122022.

It is a happy number.

220221111221110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 11011055561046 + ... + 11011055561065.

It is an arithmetic number, because the mean of its divisors is an integer number (49549750024752).

Almost surely, 2^{220221111221110} is an apocalyptic number.

220221111221110 is a deficient number, since it is larger than the sum of its proper divisors (176176888976906).

220221111221110 is a wasteful number, since it uses less digits than its factorization.

220221111221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22022111122118.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 220221111221110 its reverse (11122111122022), we get a palindrome (231343222343132).

The spelling of 220221111221110 in words is "two hundred twenty trillion, two hundred twenty-one billion, one hundred eleven million, two hundred twenty-one thousand, one hundred ten".