22220422244044 has 24 divisors (see below), whose sum is σ = 40169353246848. Its totient is φ = 10743986238720.

The previous prime is 22220422244023. The next prime is 22220422244051. The reversal of 22220422244044 is 44044222402222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65087197 + ... + 65427700.

It is an arithmetic number, because the mean of its divisors is an integer number (1673723051952).

Almost surely, 2^{22220422244044} is an apocalyptic number.

It is an amenable number.

22220422244044 is a deficient number, since it is larger than the sum of its proper divisors (17948931002804).

22220422244044 is a wasteful number, since it uses less digits than its factorization.

22220422244044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130516305 (or 130516303 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 22220422244044 its reverse (44044222402222), we get a palindrome (66264644646266).

The spelling of 22220422244044 in words is "twenty-two trillion, two hundred twenty billion, four hundred twenty-two million, two hundred forty-four thousand, forty-four".