11424140324021 has 4 divisors (see below), whose sum is σ = 11424387736992. Its totient is φ = 11423892911052.

The previous prime is 11424140323997. The next prime is 11424140324029. The reversal of 11424140324021 is 12042304142411.

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.

It is a cyclic number.

It is not a de Polignac number, because 11424140324021 - 2¹⁴ = 11424140307637 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 (11424140324029) 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, 123637211 + ... + 123729576.

It is an arithmetic number, because the mean of its divisors is an integer number (2856096934248).

Almost surely, 2^{11424140324021} is an apocalyptic number.

It is an amenable number.

11424140324021 is a deficient number, since it is larger than the sum of its proper divisors (247412971).

11424140324021 is an equidigital number, since it uses as much as digits as its factorization.

11424140324021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247412970.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 11424140324021 its reverse (12042304142411), we get a palindrome (23466444466432).

The spelling of 11424140324021 in words is "eleven trillion, four hundred twenty-four billion, one hundred forty million, three hundred twenty-four thousand, twenty-one".