22142131143044 has 144 divisors (see below), whose sum is σ = 45271470480768. Its totient is φ = 9435989376000.

The previous prime is 22142131143031. The next prime is 22142131143091. The reversal of 22142131143044 is 44034113124122.

It is a self number, because there is not a number n which added to its sum of digits gives 22142131143044.

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, 2328050249 + ... + 2328059759.

It is an arithmetic number, because the mean of its divisors is an integer number (314385211672).

Almost surely, 2^{22142131143044} is an apocalyptic number.

It is an amenable number.

22142131143044 is an abundant number, since it is smaller than the sum of its proper divisors (23129339337724).

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

22142131143044 is a wasteful number, since it uses less digits than its factorization.

22142131143044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10618 (or 10605 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 22142131143044 its reverse (44034113124122), we get a palindrome (66176244267166).

The spelling of 22142131143044 in words is "twenty-two trillion, one hundred forty-two billion, one hundred thirty-one million, one hundred forty-three thousand, forty-four".