20110220222102 has 32 divisors (see below), whose sum is σ = 30251129875200. Its totient is φ = 10026564210688.

The previous prime is 20110220222093. The next prime is 20110220222117. The reversal of 20110220222102 is 20122202201102.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 3875545724 + ... + 3875550912.

It is an arithmetic number, because the mean of its divisors is an integer number (945347808600).

Almost surely, 2^{20110220222102} is an apocalyptic number.

20110220222102 is a deficient number, since it is larger than the sum of its proper divisors (10140909653098).

20110220222102 is a wasteful number, since it uses less digits than its factorization.

20110220222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9400.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20110220222102 its reverse (20122202201102), we get a palindrome (40232422423204).

The spelling of 20110220222102 in words is "twenty trillion, one hundred ten billion, two hundred twenty million, two hundred twenty-two thousand, one hundred two".