10111001022209 has 2 divisors, whose sum is σ = 10111001022210. Its totient is φ = 10111001022208.

The previous prime is 10111001022197. The next prime is 10111001022211. The reversal of 10111001022209 is 90222010011101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9845412307600 + 265588714609 = 3137740^2 + 515353^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10111001022209 is a prime.

It is a super-2 number, since 2×10111001022209² (a number of 27 digits) contains 22 as substring.

Together with 10111001022211, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10111001028209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055500511104 + 5055500511105.

It is an arithmetic number, because the mean of its divisors is an integer number (5055500511105).

Almost surely, 2^{10111001022209} is an apocalyptic number.

It is an amenable number.

10111001022209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10111001022209 is an equidigital number, since it uses as much as digits as its factorization.

10111001022209 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 10111001022209 in words is "ten trillion, one hundred eleven billion, one million, twenty-two thousand, two hundred nine".