22220120112011 has 2 divisors, whose sum is σ = 22220120112012. Its totient is φ = 22220120112010.

The previous prime is 22220120111989. The next prime is 22220120112059. The reversal of 22220120112011 is 11021102102222.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22220120112011 is a prime.

It is not a weakly prime, because it can be changed into another prime (22220120112811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110060056005 + 11110060056006.

It is an arithmetic number, because the mean of its divisors is an integer number (11110060056006).

Almost surely, 2^{22220120112011} is an apocalyptic number.

22220120112011 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220120112011 is an equidigital number, since it uses as much as digits as its factorization.

22220120112011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22220120112011 its reverse (11021102102222), we get a palindrome (33241222214233).

The spelling of 22220120112011 in words is "twenty-two trillion, two hundred twenty billion, one hundred twenty million, one hundred twelve thousand, eleven".