221110211200010 has 32 divisors (see below), whose sum is σ = 434182402645632. Its totient is φ = 80403277689280.

The previous prime is 221110211199973. The next prime is 221110211200013. The reversal of 221110211200010 is 10002112011122.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (221110211200013) 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, 15316979 + ... + 26015961.

It is an arithmetic number, because the mean of its divisors is an integer number (13568200082676).

Almost surely, 2^{221110211200010} is an apocalyptic number.

221110211200010 is a deficient number, since it is larger than the sum of its proper divisors (213072191445622).

221110211200010 is a wasteful number, since it uses less digits than its factorization.

221110211200010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10886878.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 221110211200010 its reverse (10002112011122), we get a palindrome (231112323211132).

The spelling of 221110211200010 in words is "two hundred twenty-one trillion, one hundred ten billion, two hundred eleven million, two hundred thousand, ten".