212502452111 has 2 divisors, whose sum is σ = 212502452112. Its totient is φ = 212502452110.

The previous prime is 212502452087. The next prime is 212502452189. The reversal of 212502452111 is 111254205212.

It is a happy number.

212502452111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212502452111 - 2¹⁴ = 212502435727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212502452411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106251226055 + 106251226056.

It is an arithmetic number, because the mean of its divisors is an integer number (106251226056).

Almost surely, 2^212502452111 is an apocalyptic number.

212502452111 is a deficient number, since it is larger than the sum of its proper divisors (1).

212502452111 is an equidigital number, since it uses as much as digits as its factorization.

212502452111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1600, while the sum is 26.

Adding to 212502452111 its reverse (111254205212), we get a palindrome (323756657323).

The spelling of 212502452111 in words is "two hundred twelve billion, five hundred two million, four hundred fifty-two thousand, one hundred eleven".