22221143411 has 16 divisors (see below), whose sum is σ = 24111229824. Its totient is φ = 20397277824.

The previous prime is 22221143339. The next prime is 22221143429. The reversal of 22221143411 is 11434112222.

It is not a de Polignac number, because 22221143411 - 2¹⁰ = 22221142387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22221143491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477020 + ... + 521526.

It is an arithmetic number, because the mean of its divisors is an integer number (1506951864).

Almost surely, 2^22221143411 is an apocalyptic number.

22221143411 is a deficient number, since it is larger than the sum of its proper divisors (1890086413).

22221143411 is a wasteful number, since it uses less digits than its factorization.

22221143411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45250.

The product of its digits is 768, while the sum is 23.

Adding to 22221143411 its reverse (11434112222), we get a palindrome (33655255633).

The spelling of 22221143411 in words is "twenty-two billion, two hundred twenty-one million, one hundred forty-three thousand, four hundred eleven".