22010121110009 has 2 divisors, whose sum is σ = 22010121110010. Its totient is φ = 22010121110008.

The previous prime is 22010121109967. The next prime is 22010121110053. The reversal of 22010121110009 is 90001112101022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21754267237609 + 255853872400 = 4664147^2 + 505820^2 .

It is a cyclic number.

It is not a de Polignac number, because 22010121110009 - 2²⁸ = 22009852674553 is a prime.

It is not a weakly prime, because it can be changed into another prime (22010121110059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11005060555004 + 11005060555005.

It is an arithmetic number, because the mean of its divisors is an integer number (11005060555005).

Almost surely, 2^{22010121110009} is an apocalyptic number.

It is an amenable number.

22010121110009 is a deficient number, since it is larger than the sum of its proper divisors (1).

22010121110009 is an equidigital number, since it uses as much as digits as its factorization.

22010121110009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 22010121110009 in words is "twenty-two trillion, ten billion, one hundred twenty-one million, one hundred ten thousand, nine".