22020212011122 has 48 divisors (see below), whose sum is σ = 51415188610968. Its totient is φ = 6770874827520.

The previous prime is 22020212011093. The next prime is 22020212011163. The reversal of 22020212011122 is 22111021202022.

It is a happy number.

22020212011122 is a `hidden beast` number, since 220 + 202 + 120 + 1 + 1 + 122 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10111770369801 + 11908441641321 = 3179901^2 + 3450861^2 .

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 = 22020212011095 and 22020212011104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31423693 + ... + 32116800.

Almost surely, 2^{22020212011122} is an apocalyptic number.

22020212011122 is an abundant number, since it is smaller than the sum of its proper divisors (29394976599846).

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

22020212011122 is a wasteful number, since it uses less digits than its factorization.

22020212011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63541995 (or 63541992 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22020212011122 its reverse (22111021202022), we get a palindrome (44131233213144).

The spelling of 22020212011122 in words is "twenty-two trillion, twenty billion, two hundred twelve million, eleven thousand, one hundred twenty-two".