22011005244973 has 2 divisors, whose sum is σ = 22011005244974. Its totient is φ = 22011005244972.

The previous prime is 22011005244961. The next prime is 22011005244979. The reversal of 22011005244973 is 37944250011022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20466458376169 + 1544546868804 = 4523987^2 + 1242798^2 .

It is a cyclic number.

It is not a de Polignac number, because 22011005244973 - 2³⁷ = 21873566291501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22011005244979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005502622486 + 11005502622487.

It is an arithmetic number, because the mean of its divisors is an integer number (11005502622487).

Almost surely, 2^{22011005244973} is an apocalyptic number.

It is an amenable number.

22011005244973 is a deficient number, since it is larger than the sum of its proper divisors (1).

22011005244973 is an equidigital number, since it uses as much as digits as its factorization.

22011005244973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

Adding to 22011005244973 its reverse (37944250011022), we get a palindrome (59955255255995).

The spelling of 22011005244973 in words is "twenty-two trillion, eleven billion, five million, two hundred forty-four thousand, nine hundred seventy-three".