22040182222 has 4 divisors (see below), whose sum is σ = 33060273336. Its totient is φ = 11020091110.

The previous prime is 22040182201. The next prime is 22040182223. The reversal of 22040182222 is 22228104022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22228104022 = 2 ⋅11114052011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22040182223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5510045554 + ... + 5510045557.

It is an arithmetic number, because the mean of its divisors is an integer number (8265068334).

Almost surely, 2^22040182222 is an apocalyptic number.

22040182222 is a deficient number, since it is larger than the sum of its proper divisors (11020091114).

22040182222 is a wasteful number, since it uses less digits than its factorization.

22040182222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11020091113.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 22040182222 its reverse (22228104022), we get a palindrome (44268286244).

The spelling of 22040182222 in words is "twenty-two billion, forty million, one hundred eighty-two thousand, two hundred twenty-two".