22120012221110 has 16 divisors (see below), whose sum is σ = 39818438168832. Its totient is φ = 8847467961600.

The previous prime is 22120012221079. The next prime is 22120012221119. The reversal of 22120012221110 is 1112221002122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120012221119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66942806 + ... + 67272425.

It is an arithmetic number, because the mean of its divisors is an integer number (2488652385552).

Almost surely, 2^{22120012221110} is an apocalyptic number.

22120012221110 is a deficient number, since it is larger than the sum of its proper divisors (17698425947722).

22120012221110 is a wasteful number, since it uses less digits than its factorization.

22120012221110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134231719.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22120012221110 its reverse (1112221002122), we get a palindrome (23232233223232).

The spelling of 22120012221110 in words is "twenty-two trillion, one hundred twenty billion, twelve million, two hundred twenty-one thousand, one hundred ten".