22440332442311 has 4 divisors (see below), whose sum is σ = 25646094219792. Its totient is φ = 19234570664832.

The previous prime is 22440332442289. The next prime is 22440332442323. The reversal of 22440332442311 is 11324423304422.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22440332442311 - 2⁴² = 18042285931207 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 (22440332442371) 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, 1602880888730 + ... + 1602880888743.

It is an arithmetic number, because the mean of its divisors is an integer number (6411523554948).

Almost surely, 2^{22440332442311} is an apocalyptic number.

22440332442311 is a deficient number, since it is larger than the sum of its proper divisors (3205761777481).

22440332442311 is an equidigital number, since it uses as much as digits as its factorization.

22440332442311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205761777480.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 22440332442311 its reverse (11324423304422), we get a palindrome (33764755746733).

The spelling of 22440332442311 in words is "twenty-two trillion, four hundred forty billion, three hundred thirty-two million, four hundred forty-two thousand, three hundred eleven".