11013436454121 has 24 divisors (see below), whose sum is σ = 16105789436256. Its totient is φ = 7251599859840.

The previous prime is 11013436454101. The next prime is 11013436454147. The reversal of 11013436454121 is 12145463431011.

11013436454121 is a `hidden beast` number, since 1 + 1 + 0 + 1 + 3 + 4 + 3 + 645 + 4 + 1 + 2 + 1 = 666.

11013436454121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11013436454121 - 2⁷ = 11013436453993 is a prime.

It is a super-2 number, since 2×11013436454121² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11013436454101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18845295 + ... + 19420916.

It is an arithmetic number, because the mean of its divisors is an integer number (671074559844).

Almost surely, 2^{11013436454121} is an apocalyptic number.

It is an amenable number.

11013436454121 is a deficient number, since it is larger than the sum of its proper divisors (5092352982135).

11013436454121 is a wasteful number, since it uses less digits than its factorization.

11013436454121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38266613 (or 38266610 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

Adding to 11013436454121 its reverse (12145463431011), we get a palindrome (23158899885132).

The spelling of 11013436454121 in words is "eleven trillion, thirteen billion, four hundred thirty-six million, four hundred fifty-four thousand, one hundred twenty-one".