11114134021 has 4 divisors (see below), whose sum is σ = 11114345952. Its totient is φ = 11113922092.

The previous prime is 11114133983. The next prime is 11114134051. The reversal of 11114134021 is 12043141111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12043141111 = 99577 ⋅120943.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11114134021 is a prime.

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 11114134021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11114134051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36936 + ... + 153598.

It is an arithmetic number, because the mean of its divisors is an integer number (2778586488).

Almost surely, 2^11114134021 is an apocalyptic number.

It is an amenable number.

11114134021 is a deficient number, since it is larger than the sum of its proper divisors (211931).

11114134021 is an equidigital number, since it uses as much as digits as its factorization.

11114134021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211930.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 11114134021 its reverse (12043141111), we get a palindrome (23157275132).

The spelling of 11114134021 in words is "eleven billion, one hundred fourteen million, one hundred thirty-four thousand, twenty-one".