22142233201144 has 32 divisors (see below), whose sum is σ = 47485329494400. Its totient is φ = 9481991130720.

The previous prime is 22142233201097. The next prime is 22142233201159. The reversal of 22142233201144 is 44110233224122.

It is a super-2 number, since 2×22142233201144² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 156957702 + ... + 157098709.

It is an arithmetic number, because the mean of its divisors is an integer number (1483916546700).

Almost surely, 2^{22142233201144} is an apocalyptic number.

It is an amenable number.

22142233201144 is an abundant number, since it is smaller than the sum of its proper divisors (25343096293256).

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

22142233201144 is a wasteful number, since it uses less digits than its factorization.

22142233201144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314057683 (or 314057679 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 22142233201144 its reverse (44110233224122), we get a palindrome (66252466425266).

The spelling of 22142233201144 in words is "twenty-two trillion, one hundred forty-two billion, two hundred thirty-three million, two hundred one thousand, one hundred forty-four".