22140343322 has 4 divisors (see below), whose sum is σ = 33210514986. Its totient is φ = 11070171660.

The previous prime is 22140343319. The next prime is 22140343327. The reversal of 22140343322 is 22334304122.

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

It can be written as a sum of positive squares in only one way, i.e., 11631838201 + 10508505121 = 107851^2 + 102511^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22140343291 and 22140343300.

It is not an unprimeable number, because it can be changed into a prime (22140343327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5535085829 + ... + 5535085832.

Almost surely, 2^22140343322 is an apocalyptic number.

22140343322 is a deficient number, since it is larger than the sum of its proper divisors (11070171664).

22140343322 is a wasteful number, since it uses less digits than its factorization.

22140343322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11070171663.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 22140343322 its reverse (22334304122), we get a palindrome (44474647444).

The spelling of 22140343322 in words is "twenty-two billion, one hundred forty million, three hundred forty-three thousand, three hundred twenty-two".