22120711061 has 2 divisors, whose sum is σ = 22120711062. Its totient is φ = 22120711060.

The previous prime is 22120711037. The next prime is 22120711097. The reversal of 22120711061 is 16011702122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17681020900 + 4439690161 = 132970^2 + 66631^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22120711061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120711021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060355530 + 11060355531.

It is an arithmetic number, because the mean of its divisors is an integer number (11060355531).

Almost surely, 2^22120711061 is an apocalyptic number.

It is an amenable number.

22120711061 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120711061 is an equidigital number, since it uses as much as digits as its factorization.

22120711061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 23.

The spelling of 22120711061 in words is "twenty-two billion, one hundred twenty million, seven hundred eleven thousand, sixty-one".