2122012211741 has 2 divisors, whose sum is σ = 2122012211742. Its totient is φ = 2122012211740.

The previous prime is 2122012211719. The next prime is 2122012211743. The reversal of 2122012211741 is 1471122102212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1338174672025 + 783837539716 = 1156795^2 + 885346^2 .

It is a cyclic number.

It is not a de Polignac number, because 2122012211741 - 2³⁰ = 2120938469917 is a prime.

Together with 2122012211743, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2122012211741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122012211743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061006105870 + 1061006105871.

It is an arithmetic number, because the mean of its divisors is an integer number (1061006105871).

Almost surely, 2^{2122012211741} is an apocalyptic number.

It is an amenable number.

2122012211741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122012211741 is an equidigital number, since it uses as much as digits as its factorization.

2122012211741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 26.

Adding to 2122012211741 its reverse (1471122102212), we get a palindrome (3593134313953).

The spelling of 2122012211741 in words is "two trillion, one hundred twenty-two billion, twelve million, two hundred eleven thousand, seven hundred forty-one".