2126211041 has 2 divisors, whose sum is σ = 2126211042. Its totient is φ = 2126211040.

The previous prime is 2126211037. The next prime is 2126211047. The reversal of 2126211041 is 1401126212.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2069886016 + 56325025 = 45496^2 + 7505^2 .

It is a cyclic number.

It is not a de Polignac number, because 2126211041 - 2² = 2126211037 is a prime.

It is not a weakly prime, because it can be changed into another prime (2126211047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063105520 + 1063105521.

It is an arithmetic number, because the mean of its divisors is an integer number (1063105521).

Almost surely, 2^2126211041 is an apocalyptic number.

It is an amenable number.

2126211041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2126211041 is an equidigital number, since it uses as much as digits as its factorization.

2126211041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 2126211041 is about 46110.8559994282. The cubic root of 2126211041 is about 1285.8849785504.

Adding to 2126211041 its reverse (1401126212), we get a palindrome (3527337253).

The spelling of 2126211041 in words is "two billion, one hundred twenty-six million, two hundred eleven thousand, forty-one".