11214051455205 has 24 divisors (see below), whose sum is σ = 19437965328600. Its totient is φ = 5980742476800.

The previous prime is 11214051455153. The next prime is 11214051455209. The reversal of 11214051455205 is 50255415041211.

11214051455205 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 40 + 51 + 45 + 520 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1311707508804 + 9902343946401 = 1145298^2 + 3146799^2 .

It is not a de Polignac number, because 11214051455205 - 2⁶ = 11214051455141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11214051455205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11214051455209) 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 in 23 ways as a sum of consecutive naturals, for example, 1499005 + ... + 4967405.

It is an arithmetic number, because the mean of its divisors is an integer number (809915222025).

Almost surely, 2^{11214051455205} is an apocalyptic number.

11214051455205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11214051455205 is a deficient number, since it is larger than the sum of its proper divisors (8223913873395).

11214051455205 is a wasteful number, since it uses less digits than its factorization.

11214051455205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3540261 (or 3540258 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 36.

Adding to 11214051455205 its reverse (50255415041211), we get a palindrome (61469466496416).

The spelling of 11214051455205 in words is "eleven trillion, two hundred fourteen billion, fifty-one million, four hundred fifty-five thousand, two hundred five".