22011022021110 has 32 divisors (see below), whose sum is σ = 53053175841120. Its totient is φ = 5844414428928.

The previous prime is 22011022021099. The next prime is 22011022021133. The reversal of 22011022021110 is 1112022011022.

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 22011022021110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1574458105 + ... + 1574472084.

It is an arithmetic number, because the mean of its divisors is an integer number (1657911745035).

Almost surely, 2^{22011022021110} is an apocalyptic number.

22011022021110 is an abundant number, since it is smaller than the sum of its proper divisors (31042153820010).

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

22011022021110 is a wasteful number, since it uses less digits than its factorization.

22011022021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3148930432.

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

Adding to 22011022021110 its reverse (1112022011022), we get a palindrome (23123044032132).

The spelling of 22011022021110 in words is "twenty-two trillion, eleven billion, twenty-two million, twenty-one thousand, one hundred ten".