22444220224522 has 4 divisors (see below), whose sum is σ = 33666330336786. Its totient is φ = 11222110112260.

The previous prime is 22444220224519. The next prime is 22444220224553. The reversal of 22444220224522 is 22542202244422.

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., 15608970770761 + 6835249453761 = 3950819^2 + 2614431^2 .

It is an unprimeable number.

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, 5611055056129 + ... + 5611055056132.

Almost surely, 2^{22444220224522} is an apocalyptic number.

22444220224522 is a deficient number, since it is larger than the sum of its proper divisors (11222110112264).

22444220224522 is a wasteful number, since it uses less digits than its factorization.

22444220224522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11222110112263.

The product of its (nonzero) digits is 327680, while the sum is 37.

Adding to 22444220224522 its reverse (22542202244422), we get a palindrome (44986422468944).

The spelling of 22444220224522 in words is "twenty-two trillion, four hundred forty-four billion, two hundred twenty million, two hundred twenty-four thousand, five hundred twenty-two".