22031150055222 has 64 divisors (see below), whose sum is σ = 55596681068544. Its totient is φ = 5653432331040.

The previous prime is 22031150055209. The next prime is 22031150055311. The reversal of 22031150055222 is 22255005113022.

It is a self number, because there is not a number n which added to its sum of digits gives 22031150055222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287229558 + ... + 287306249.

It is an arithmetic number, because the mean of its divisors is an integer number (868698141696).

Almost surely, 2^{22031150055222} is an apocalyptic number.

22031150055222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22031150055222 is an abundant number, since it is smaller than the sum of its proper divisors (33565531013322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22031150055222 is a wasteful number, since it uses less digits than its factorization.

22031150055222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574535913.

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 22031150055222 its reverse (22255005113022), we get a palindrome (44286155168244).

The spelling of 22031150055222 in words is "twenty-two trillion, thirty-one billion, one hundred fifty million, fifty-five thousand, two hundred twenty-two".