22101044655 has 32 divisors (see below), whose sum is σ = 36918798336. Its totient is φ = 11268728064.

The previous prime is 22101044621. The next prime is 22101044657. The reversal of 22101044655 is 55644010122.

It is not a de Polignac number, because 22101044655 - 2⁶ = 22101044591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22101044657) 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 in 31 ways as a sum of consecutive naturals, for example, 671514 + ... + 703656.

It is an arithmetic number, because the mean of its divisors is an integer number (1153712448).

Almost surely, 2^22101044655 is an apocalyptic number.

22101044655 is a deficient number, since it is larger than the sum of its proper divisors (14817753681).

22101044655 is a wasteful number, since it uses less digits than its factorization.

22101044655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34167.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 22101044655 its reverse (55644010122), we get a palindrome (77745054777).

The spelling of 22101044655 in words is "twenty-two billion, one hundred one million, forty-four thousand, six hundred fifty-five".