22020001220022 has 32 divisors (see below), whose sum is σ = 47427886920960. Its totient is φ = 6775357564320.

The previous prime is 22020001220011. The next prime is 22020001220059. The reversal of 22020001220022 is 22002210002022.

It is a junction number, because it is equal to n+sod(n) for n = 22020001219983 and 22020001220010.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 27783679 + ... + 28565237.

It is an arithmetic number, because the mean of its divisors is an integer number (1482121466280).

Almost surely, 2^{22020001220022} is an apocalyptic number.

22020001220022 is an abundant number, since it is smaller than the sum of its proper divisors (25407885700938).

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

22020001220022 is a wasteful number, since it uses less digits than its factorization.

22020001220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1142788.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 22020001220022 its reverse (22002210002022), we get a palindrome (44022211222044).

The spelling of 22020001220022 in words is "twenty-two trillion, twenty billion, one million, two hundred twenty thousand, twenty-two".