22440242411 has 4 divisors (see below), whose sum is σ = 22476850272. Its totient is φ = 22403634552.

The previous prime is 22440242387. The next prime is 22440242431. The reversal of 22440242411 is 11424204422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11424204422 = 2 ⋅5712102211.

It is a cyclic number.

It is not a de Polignac number, because 22440242411 - 2³⁴ = 5260373227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22440242431) 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, 18303011 + ... + 18304236.

It is an arithmetic number, because the mean of its divisors is an integer number (5619212568).

Almost surely, 2^22440242411 is an apocalyptic number.

22440242411 is a deficient number, since it is larger than the sum of its proper divisors (36607861).

22440242411 is an equidigital number, since it uses as much as digits as its factorization.

22440242411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36607860.

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 22440242411 its reverse (11424204422), we get a palindrome (33864446833).

The spelling of 22440242411 in words is "twenty-two billion, four hundred forty million, two hundred forty-two thousand, four hundred eleven".