22140314443 has 4 divisors (see below), whose sum is σ = 23843415568. Its totient is φ = 20437213320.

The previous prime is 22140314437. The next prime is 22140314473. The reversal of 22140314443 is 34441304122.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22140314443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22140314423) 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, 851550543 + ... + 851550568.

It is an arithmetic number, because the mean of its divisors is an integer number (5960853892).

Almost surely, 2^22140314443 is an apocalyptic number.

22140314443 is a deficient number, since it is larger than the sum of its proper divisors (1703101125).

22140314443 is a wasteful number, since it uses less digits than its factorization.

22140314443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703101124.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22140314443 its reverse (34441304122), we get a palindrome (56581618565).

The spelling of 22140314443 in words is "twenty-two billion, one hundred forty million, three hundred fourteen thousand, four hundred forty-three".