22100221022110 has 64 divisors (see below), whose sum is σ = 49614913234944. Its totient is φ = 6885800985600.

The previous prime is 22100221022093. The next prime is 22100221022137. The reversal of 22100221022110 is 1122012200122.

It is a happy number.

It is a super-2 number, since 2×22100221022110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3316147 + ... + 7429486.

It is an arithmetic number, because the mean of its divisors is an integer number (775233019296).

Almost surely, 2^{22100221022110} is an apocalyptic number.

22100221022110 is an abundant number, since it is smaller than the sum of its proper divisors (27514692212834).

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

22100221022110 is a wasteful number, since it uses less digits than its factorization.

22100221022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10748329.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22100221022110 its reverse (1122012200122), we get a palindrome (23222233222232).

The spelling of 22100221022110 in words is "twenty-two trillion, one hundred billion, two hundred twenty-one million, twenty-two thousand, one hundred ten".