5423121211 has 2 divisors, whose sum is σ = 5423121212. Its totient is φ = 5423121210.

The previous prime is 5423121139. The next prime is 5423121239. The reversal of 5423121211 is 1121213245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5423121211 - 2²⁷ = 5288903483 is a prime.

It is not a weakly prime, because it can be changed into another prime (5423121241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2711560605 + 2711560606.

It is an arithmetic number, because the mean of its divisors is an integer number (2711560606).

Almost surely, 2^5423121211 is an apocalyptic number.

5423121211 is a deficient number, since it is larger than the sum of its proper divisors (1).

5423121211 is an equidigital number, since it uses as much as digits as its factorization.

5423121211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 480, while the sum is 22.

The square root of 5423121211 is about 73641.8441580600. The cubic root of 5423121211 is about 1756.9110343763.

Adding to 5423121211 its reverse (1121213245), we get a palindrome (6544334456).

The spelling of 5423121211 in words is "five billion, four hundred twenty-three million, one hundred twenty-one thousand, two hundred eleven".