11243014220455 has 16 divisors (see below), whose sum is σ = 13496840943264. Its totient is φ = 8990929330560.

The previous prime is 11243014220447. The next prime is 11243014220467. The reversal of 11243014220455 is 55402241034211.

It is not a de Polignac number, because 11243014220455 - 2³ = 11243014220447 is a prime.

It is a super-2 number, since 2×11243014220455² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11243014220455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218620645 + ... + 218672065.

It is an arithmetic number, because the mean of its divisors is an integer number (843552558954).

Almost surely, 2^{11243014220455} is an apocalyptic number.

11243014220455 is a deficient number, since it is larger than the sum of its proper divisors (2253826722809).

11243014220455 is a wasteful number, since it uses less digits than its factorization.

11243014220455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67506.

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 11243014220455 its reverse (55402241034211), we get a palindrome (66645255254666).

The spelling of 11243014220455 in words is "eleven trillion, two hundred forty-three billion, fourteen million, two hundred twenty thousand, four hundred fifty-five".