22000000000009 has 2 divisors, whose sum is σ = 22000000000010. Its totient is φ = 22000000000008.

The previous prime is 21999999999997. The next prime is 22000000000021. The reversal of 22000000000009 is 90000000000022.

It is a balanced prime because it is at equal distance from previous prime (21999999999997) and next prime (22000000000021).

It can be written as a sum of positive squares in only one way, i.e., 14681503406025 + 7318496593984 = 3831645^2 + 2705272^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000000000009 - 2¹⁹ = 21999999475721 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21999999999899 and 21999999999908.

It is not a weakly prime, because it can be changed into another prime (22000000000049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11000000000004 + 11000000000005.

It is an arithmetic number, because the mean of its divisors is an integer number (11000000000005).

Almost surely, 2^{22000000000009} is an apocalyptic number.

It is an amenable number.

22000000000009 is a deficient number, since it is larger than the sum of its proper divisors (1).

22000000000009 is an equidigital number, since it uses as much as digits as its factorization.

22000000000009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 22000000000009 its sum of digits (13), we get a palindrome (22000000000022).

The spelling of 22000000000009 in words is "twenty-two trillion, nine", and thus it is an aban number and an uban number.