22042231044132 has 144 divisors (see below), whose sum is σ = 58152060546048. Its totient is φ = 6483087262080.

The previous prime is 22042231044059. The next prime is 22042231044151. The reversal of 22042231044132 is 23144013224022.

It is a self number, because there is not a number n which added to its sum of digits gives 22042231044132.

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 in 47 ways as a sum of consecutive naturals, for example, 71257633 + ... + 71566295.

It is an arithmetic number, because the mean of its divisors is an integer number (403833753792).

Almost surely, 2^{22042231044132} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22042231044132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29076030273024).

22042231044132 is an abundant number, since it is smaller than the sum of its proper divisors (36109829501916).

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

22042231044132 is a wasteful number, since it uses less digits than its factorization.

22042231044132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310250 (or 310235 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 22042231044132 its reverse (23144013224022), we get a palindrome (45186244268154).

The spelling of 22042231044132 in words is "twenty-two trillion, forty-two billion, two hundred thirty-one million, forty-four thousand, one hundred thirty-two".