221022020101110 has 32 divisors (see below), whose sum is σ = 530493947246592. Its totient is φ = 58934638804320.

The previous prime is 221022020101049. The next prime is 221022020101177. The reversal of 221022020101110 is 11101020220122.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 221022020101110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 285016086 + ... + 285790505.

It is an arithmetic number, because the mean of its divisors is an integer number (16577935851456).

Almost surely, 2^{221022020101110} is an apocalyptic number.

221022020101110 is an abundant number, since it is smaller than the sum of its proper divisors (309471927145482).

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

221022020101110 is a wasteful number, since it uses less digits than its factorization.

221022020101110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570819508.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 221022020101110 its reverse (11101020220122), we get a palindrome (232123040321232).

The spelling of 221022020101110 in words is "two hundred twenty-one trillion, twenty-two billion, twenty million, one hundred one thousand, one hundred ten".