220202022001122 has 64 divisors (see below), whose sum is σ = 559244951101440. Its totient is φ = 62914669859088.

The previous prime is 220202022001111. The next prime is 220202022001123. The reversal of 220202022001122 is 221100220202022.

220202022001122 is a `hidden beast` number, since 220 + 20 + 202 + 200 + 1 + 1 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 220202022001095 and 220202022001104.

It is not an unprimeable number, because it can be changed into a prime (220202022001123) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 160544313 + ... + 161910099.

It is an arithmetic number, because the mean of its divisors is an integer number (8738202360960).

Almost surely, 2^{220202022001122} is an apocalyptic number.

220202022001122 is an abundant number, since it is smaller than the sum of its proper divisors (339042929100318).

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

220202022001122 is a wasteful number, since it uses less digits than its factorization.

220202022001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1792332 (or 1792326 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 220202022001122 its reverse (221100220202022), we get a palindrome (441302242203144).

The spelling of 220202022001122 in words is "two hundred twenty trillion, two hundred two billion, twenty-two million, one thousand, one hundred twenty-two".