22122022073 has 2 divisors, whose sum is σ = 22122022074. Its totient is φ = 22122022072.

The previous prime is 22122022067. The next prime is 22122022159. The reversal of 22122022073 is 37022022122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13490125609 + 8631896464 = 116147^2 + 92908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22122022073 is a prime.

It is not a weakly prime, because it can be changed into another prime (22122022873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11061011036 + 11061011037.

It is an arithmetic number, because the mean of its divisors is an integer number (11061011037).

Almost surely, 2^22122022073 is an apocalyptic number.

It is an amenable number.

22122022073 is a deficient number, since it is larger than the sum of its proper divisors (1).

22122022073 is an equidigital number, since it uses as much as digits as its factorization.

22122022073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 22122022073 its reverse (37022022122), we get a palindrome (59144044195).

The spelling of 22122022073 in words is "twenty-two billion, one hundred twenty-two million, twenty-two thousand, seventy-three".