2010122211109 has 2 divisors, whose sum is σ = 2010122211110. Its totient is φ = 2010122211108.

The previous prime is 2010122211107. The next prime is 2010122211179. The reversal of 2010122211109 is 9011122210102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1665996840225 + 344125370884 = 1290735^2 + 586622^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010122211109 - 2¹ = 2010122211107 is a prime.

Together with 2010122211107, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2010122211109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2010122211107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005061105554 + 1005061105555.

It is an arithmetic number, because the mean of its divisors is an integer number (1005061105555).

Almost surely, 2^{2010122211109} is an apocalyptic number.

It is an amenable number.

2010122211109 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010122211109 is an equidigital number, since it uses as much as digits as its factorization.

2010122211109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 2010122211109 in words is "two trillion, ten billion, one hundred twenty-two million, two hundred eleven thousand, one hundred nine".