22120020020611 has 2 divisors, whose sum is σ = 22120020020612. Its totient is φ = 22120020020610.

The previous prime is 22120020020533. The next prime is 22120020020701. The reversal of 22120020020611 is 11602002002122.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22120020020611 is a prime.

It is not a weakly prime, because it can be changed into another prime (22120020020911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060010010305 + 11060010010306.

It is an arithmetic number, because the mean of its divisors is an integer number (11060010010306).

Almost surely, 2^{22120020020611} is an apocalyptic number.

22120020020611 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120020020611 is an equidigital number, since it uses as much as digits as its factorization.

22120020020611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 22120020020611 its reverse (11602002002122), we get a palindrome (33722022022733).

The spelling of 22120020020611 in words is "twenty-two trillion, one hundred twenty billion, twenty million, twenty thousand, six hundred eleven".