2211020002109 has 2 divisors, whose sum is σ = 2211020002110. Its totient is φ = 2211020002108.

The previous prime is 2211020002069. The next prime is 2211020002183. The reversal of 2211020002109 is 9012000201122.

It is a happy number.

2211020002109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2007880498009 + 203139504100 = 1416997^2 + 450710^2 .

It is a cyclic number.

It is not a de Polignac number, because 2211020002109 - 2³⁶ = 2142300525373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2211020002199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105510001054 + 1105510001055.

It is an arithmetic number, because the mean of its divisors is an integer number (1105510001055).

Almost surely, 2^{2211020002109} is an apocalyptic number.

It is an amenable number.

2211020002109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211020002109 is an equidigital number, since it uses as much as digits as its factorization.

2211020002109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 2211020002109 in words is "two trillion, two hundred eleven billion, twenty million, two thousand, one hundred nine".