211234004413 has 2 divisors, whose sum is σ = 211234004414. Its totient is φ = 211234004412.

The previous prime is 211234004329. The next prime is 211234004437. The reversal of 211234004413 is 314400432112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209143411684 + 2090592729 = 457322^2 + 45723^2 .

It is a cyclic number.

It is not a de Polignac number, because 211234004413 - 2¹³ = 211233996221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211234004213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105617002206 + 105617002207.

It is an arithmetic number, because the mean of its divisors is an integer number (105617002207).

Almost surely, 2^211234004413 is an apocalyptic number.

It is an amenable number.

211234004413 is a deficient number, since it is larger than the sum of its proper divisors (1).

211234004413 is an equidigital number, since it uses as much as digits as its factorization.

211234004413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 211234004413 its reverse (314400432112), we get a palindrome (525634436525).

The spelling of 211234004413 in words is "two hundred eleven billion, two hundred thirty-four million, four thousand, four hundred thirteen".