2210211100309 has 2 divisors, whose sum is σ = 2210211100310. Its totient is φ = 2210211100308.

The previous prime is 2210211100099. The next prime is 2210211100387. The reversal of 2210211100309 is 9030011120122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2146415454225 + 63795646084 = 1465065^2 + 252578^2 .

It is a cyclic number.

It is not a de Polignac number, because 2210211100309 - 2³⁹ = 1660455286421 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2210211100309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2210211106309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105105550154 + 1105105550155.

It is an arithmetic number, because the mean of its divisors is an integer number (1105105550155).

Almost surely, 2^{2210211100309} is an apocalyptic number.

It is an amenable number.

2210211100309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2210211100309 is an equidigital number, since it uses as much as digits as its factorization.

2210211100309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 2210211100309 in words is "two trillion, two hundred ten billion, two hundred eleven million, one hundred thousand, three hundred nine".