22120122121973 has 2 divisors, whose sum is σ = 22120122121974. Its totient is φ = 22120122121972.

The previous prime is 22120122121967. The next prime is 22120122122003. The reversal of 22120122121973 is 37912122102122.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13605526513489 + 8514595608484 = 3688567^2 + 2917978^2 .

It is a cyclic number.

It is not a de Polignac number, because 22120122121973 - 2¹⁰ = 22120122120949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22120122121943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060061060986 + 11060061060987.

It is an arithmetic number, because the mean of its divisors is an integer number (11060061060987).

Almost surely, 2^{22120122121973} is an apocalyptic number.

It is an amenable number.

22120122121973 is a deficient number, since it is larger than the sum of its proper divisors (1).

22120122121973 is an equidigital number, since it uses as much as digits as its factorization.

22120122121973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The spelling of 22120122121973 in words is "twenty-two trillion, one hundred twenty billion, one hundred twenty-two million, one hundred twenty-one thousand, nine hundred seventy-three".