11134041212421 has 6 divisors (see below), whose sum is σ = 16082503973510. Its totient is φ = 7422694141608.

The previous prime is 11134041212377. The next prime is 11134041212443. The reversal of 11134041212421 is 12421214043111.

11134041212421 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 4 + 0 + 412 + 1 + 242 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8249308809921 + 2884732402500 = 2872161^2 + 1698450^2 .

It is not a de Polignac number, because 11134041212421 - 2⁷ = 11134041212293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11134041212821) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 618557845126 + ... + 618557845143.

Almost surely, 2^{11134041212421} is an apocalyptic number.

It is an amenable number.

11134041212421 is a deficient number, since it is larger than the sum of its proper divisors (4948462761089).

11134041212421 is a wasteful number, since it uses less digits than its factorization.

11134041212421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237115690275 (or 1237115690272 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

Adding to 11134041212421 its reverse (12421214043111), we get a palindrome (23555255255532).

The spelling of 11134041212421 in words is "eleven trillion, one hundred thirty-four billion, forty-one million, two hundred twelve thousand, four hundred twenty-one".