222101100220110 has 64 divisors (see below), whose sum is σ = 542425939372800. Its totient is φ = 58189036131072.

The previous prime is 222101100220039. The next prime is 222101100220201. The reversal of 222101100220110 is 11022001101222.

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 222101100220110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145014015 + ... + 146537594.

It is an arithmetic number, because the mean of its divisors is an integer number (8475405302700).

Almost surely, 2^{222101100220110} is an apocalyptic number.

222101100220110 is an abundant number, since it is smaller than the sum of its proper divisors (320324839152690).

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

222101100220110 is a wasteful number, since it uses less digits than its factorization.

222101100220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 291552065.

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

Adding to 222101100220110 its reverse (11022001101222), we get a palindrome (233123101321332).

The spelling of 222101100220110 in words is "two hundred twenty-two trillion, one hundred one billion, one hundred million, two hundred twenty thousand, one hundred ten".