2212523311541 has 2 divisors, whose sum is σ = 2212523311542. Its totient is φ = 2212523311540.

The previous prime is 2212523311489. The next prime is 2212523311577. The reversal of 2212523311541 is 1451133252122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1887543506641 + 324979804900 = 1373879^2 + 570070^2 .

It is a cyclic number.

It is not a de Polignac number, because 2212523311541 - 2⁶ = 2212523311477 is a prime.

It is a super-2 number, since 2×2212523311541² (a number of 25 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2212523311498 and 2212523311507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2212523316541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106261655770 + 1106261655771.

It is an arithmetic number, because the mean of its divisors is an integer number (1106261655771).

Almost surely, 2^{2212523311541} is an apocalyptic number.

It is an amenable number.

2212523311541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212523311541 is an equidigital number, since it uses as much as digits as its factorization.

2212523311541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14400, while the sum is 32.

Adding to 2212523311541 its reverse (1451133252122), we get a palindrome (3663656563663).

The spelling of 2212523311541 in words is "two trillion, two hundred twelve billion, five hundred twenty-three million, three hundred eleven thousand, five hundred forty-one".