11214421134 has 16 divisors (see below), whose sum is σ = 25632962688. Its totient is φ = 3204120312.

The previous prime is 11214421123. The next prime is 11214421139. The reversal of 11214421134 is 43112441211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11214421139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133504972 + ... + 133505055.

It is an arithmetic number, because the mean of its divisors is an integer number (1602060168).

Almost surely, 2^11214421134 is an apocalyptic number.

11214421134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11214421134 is an abundant number, since it is smaller than the sum of its proper divisors (14418541554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11214421134 is a wasteful number, since it uses less digits than its factorization.

11214421134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267010039.

The product of its digits is 768, while the sum is 24.

Adding to 11214421134 its reverse (43112441211), we get a palindrome (54326862345).

The spelling of 11214421134 in words is "eleven billion, two hundred fourteen million, four hundred twenty-one thousand, one hundred thirty-four".