22012102110 has 128 divisors (see below), whose sum is σ = 58052505600. Its totient is φ = 5320719360.

The previous prime is 22012102051. The next prime is 22012102111. The reversal of 22012102110 is 1120121022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012102111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1565632 + ... + 1579628.

It is an arithmetic number, because the mean of its divisors is an integer number (453535200).

Almost surely, 2^22012102110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22012102110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29026252800).

22012102110 is an abundant number, since it is smaller than the sum of its proper divisors (36040403490).

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

22012102110 is a wasteful number, since it uses less digits than its factorization.

22012102110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14146.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22012102110 its reverse (1120121022), we get a palindrome (23132223132).

The spelling of 22012102110 in words is "twenty-two billion, twelve million, one hundred two thousand, one hundred ten".