22021022210110 has 64 divisors (see below), whose sum is σ = 49669461895680. Its totient is φ = 6828854094720.

The previous prime is 22021022210017. The next prime is 22021022210113. The reversal of 22021022210110 is 1101222012022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021022210113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72433920 + ... + 72737299.

It is an arithmetic number, because the mean of its divisors is an integer number (776085342120).

Almost surely, 2^{22021022210110} is an apocalyptic number.

22021022210110 is an abundant number, since it is smaller than the sum of its proper divisors (27648439685570).

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

22021022210110 is a wasteful number, since it uses less digits than its factorization.

22021022210110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145171441.

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

Adding to 22021022210110 its reverse (1101222012022), we get a palindrome (23122244222132).

The spelling of 22021022210110 in words is "twenty-two trillion, twenty-one billion, twenty-two million, two hundred ten thousand, one hundred ten".