55222220656022 has 8 divisors (see below), whose sum is σ = 94666663981776. Its totient is φ = 23666665995432.

The previous prime is 55222220656021. The next prime is 55222220656067. The reversal of 55222220656022 is 22065602222255.

55222220656022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55222220656021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1972222166273 + ... + 1972222166300.

It is an arithmetic number, because the mean of its divisors is an integer number (11833332997722).

Almost surely, 2^{55222220656022} is an apocalyptic number.

55222220656022 is a deficient number, since it is larger than the sum of its proper divisors (39444443325754).

55222220656022 is a wasteful number, since it uses less digits than its factorization.

55222220656022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3944444332582.

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 55222220656022 its reverse (22065602222255), we get a palindrome (77287822878277).

The spelling of 55222220656022 in words is "fifty-five trillion, two hundred twenty-two billion, two hundred twenty million, six hundred fifty-six thousand, twenty-two".