22011020202210 has 96 divisors (see below), whose sum is σ = 57581431175808. Its totient is φ = 5382215654400.

The previous prime is 22011020202181. The next prime is 22011020202217. The reversal of 22011020202210 is 1220202011022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22011020202210.

It is not an unprimeable number, because it can be changed into a prime (22011020202217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13610007 + ... + 15141146.

It is an arithmetic number, because the mean of its divisors is an integer number (599806574748).

Almost surely, 2^{22011020202210} is an apocalyptic number.

22011020202210 is an abundant number, since it is smaller than the sum of its proper divisors (35570410973598).

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

22011020202210 is a wasteful number, since it uses less digits than its factorization.

22011020202210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28751340 (or 28751327 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22011020202210 its reverse (1220202011022), we get a palindrome (23231222213232).

The spelling of 22011020202210 in words is "twenty-two trillion, eleven billion, twenty million, two hundred two thousand, two hundred ten".