55412224111 has 2 divisors, whose sum is σ = 55412224112. Its totient is φ = 55412224110.

The previous prime is 55412224103. The next prime is 55412224159. The reversal of 55412224111 is 11142221455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55412224111 - 2³ = 55412224103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55412224111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55412224711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27706112055 + 27706112056.

It is an arithmetic number, because the mean of its divisors is an integer number (27706112056).

Almost surely, 2^55412224111 is an apocalyptic number.

55412224111 is a deficient number, since it is larger than the sum of its proper divisors (1).

55412224111 is an equidigital number, since it uses as much as digits as its factorization.

55412224111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3200, while the sum is 28.

Adding to 55412224111 its reverse (11142221455), we get a palindrome (66554445566).

The spelling of 55412224111 in words is "fifty-five billion, four hundred twelve million, two hundred twenty-four thousand, one hundred eleven".