11422130040021 has 4 divisors (see below), whose sum is σ = 15229506720032. Its totient is φ = 7614753360012.

The previous prime is 11422130040011. The next prime is 11422130040029. The reversal of 11422130040021 is 12004003122411.

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 not a de Polignac number, because 11422130040021 - 2⁷ = 11422130039893 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 11422130040021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11422130040029) 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, 1903688340001 + ... + 1903688340006.

It is an arithmetic number, because the mean of its divisors is an integer number (3807376680008).

Almost surely, 2^{11422130040021} is an apocalyptic number.

It is an amenable number.

11422130040021 is a deficient number, since it is larger than the sum of its proper divisors (3807376680011).

11422130040021 is an equidigital number, since it uses as much as digits as its factorization.

11422130040021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3807376680010.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11422130040021 its reverse (12004003122411), we get a palindrome (23426133162432).

The spelling of 11422130040021 in words is "eleven trillion, four hundred twenty-two billion, one hundred thirty million, forty thousand, twenty-one".