34521203452111 has 2 divisors, whose sum is σ = 34521203452112. Its totient is φ = 34521203452110.

The previous prime is 34521203452091. The next prime is 34521203452117. The reversal of 34521203452111 is 11125430212543.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34521203452111 - 2⁵ = 34521203452079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34521203452117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17260601726055 + 17260601726056.

It is an arithmetic number, because the mean of its divisors is an integer number (17260601726056).

Almost surely, 2^{34521203452111} is an apocalyptic number.

34521203452111 is a deficient number, since it is larger than the sum of its proper divisors (1).

34521203452111 is an equidigital number, since it uses as much as digits as its factorization.

34521203452111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 34521203452111 its reverse (11125430212543), we get a palindrome (45646633664654).

The spelling of 34521203452111 in words is "thirty-four trillion, five hundred twenty-one billion, two hundred three million, four hundred fifty-two thousand, one hundred eleven".