22302000073 has 2 divisors, whose sum is σ = 22302000074. Its totient is φ = 22302000072.

The previous prime is 22302000031. The next prime is 22302000079. The reversal of 22302000073 is 37000020322.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17173578304 + 5128421769 = 131048^2 + 71613^2 .

It is a cyclic number.

It is not a de Polignac number, because 22302000073 - 2⁹ = 22301999561 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22302000073.

It is not a weakly prime, because it can be changed into another prime (22302000079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11151000036 + 11151000037.

It is an arithmetic number, because the mean of its divisors is an integer number (11151000037).

Almost surely, 2^22302000073 is an apocalyptic number.

It is an amenable number.

22302000073 is a deficient number, since it is larger than the sum of its proper divisors (1).

22302000073 is an equidigital number, since it uses as much as digits as its factorization.

22302000073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 19.

Adding to 22302000073 its reverse (37000020322), we get a palindrome (59302020395).

The spelling of 22302000073 in words is "twenty-two billion, three hundred two million, seventy-three", and thus it is an aban number.