22020022002122 has 8 divisors (see below), whose sum is σ = 33135560266116. Its totient is φ = 10974835246752.

The previous prime is 22020022002107. The next prime is 22020022002133. The reversal of 22020022002122 is 22120022002022.

It can be written as a sum of positive squares in 2 ways, for example, as 17164208706841 + 4855813295281 = 4142971^2 + 2203591^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22020022002122.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 17587876373 + ... + 17587877624.

Almost surely, 2^{22020022002122} is an apocalyptic number.

22020022002122 is a deficient number, since it is larger than the sum of its proper divisors (11115538263994).

22020022002122 is a wasteful number, since it uses less digits than its factorization.

22020022002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35175754312.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 22020022002122 its reverse (22120022002022), we get a palindrome (44140044004144).

The spelling of 22020022002122 in words is "twenty-two trillion, twenty billion, twenty-two million, two thousand, one hundred twenty-two".