221110222022110 has 16 divisors (see below), whose sum is σ = 397998861170400. Its totient is φ = 88443986246496.

The previous prime is 221110222022101. The next prime is 221110222022111. The reversal of 221110222022110 is 11220222011122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221110222022111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3438765 + ... + 21308344.

It is an arithmetic number, because the mean of its divisors is an integer number (24874928823150).

Almost surely, 2^{221110222022110} is an apocalyptic number.

221110222022110 is a deficient number, since it is larger than the sum of its proper divisors (176888639148290).

221110222022110 is a wasteful number, since it uses less digits than its factorization.

221110222022110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25640595.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 221110222022110 its reverse (11220222011122), we get a palindrome (232330444033232).

The spelling of 221110222022110 in words is "two hundred twenty-one trillion, one hundred ten billion, two hundred twenty-two million, twenty-two thousand, one hundred ten".