22020202122011 has 12 divisors (see below), whose sum is σ = 22074895084752. Its totient is φ = 21965642644176.

The previous prime is 22020202121927. The next prime is 22020202122031. The reversal of 22020202122011 is 11022120202022.

It is a happy number.

It is not a de Polignac number, because 22020202122011 - 2¹⁸ = 22020201859867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22020202122031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 753921170 + ... + 753950376.

It is an arithmetic number, because the mean of its divisors is an integer number (1839574590396).

Almost surely, 2^{22020202122011} is an apocalyptic number.

22020202122011 is a deficient number, since it is larger than the sum of its proper divisors (54692962741).

22020202122011 is an frugal number, since it uses more digits than its factorization.

22020202122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33650 (or 33187 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22020202122011 its reverse (11022120202022), we get a palindrome (33042322324033).

The spelling of 22020202122011 in words is "twenty-two trillion, twenty billion, two hundred two million, one hundred twenty-two thousand, eleven".