22222003442144 has 48 divisors (see below), whose sum is σ = 47974092127920. Its totient is φ = 10048574300160.

The previous prime is 22222003442129. The next prime is 22222003442153. The reversal of 22222003442144 is 44124430022222.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 22222003442144.

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, 163483079 + ... + 163618950.

It is an arithmetic number, because the mean of its divisors is an integer number (999460252665).

Almost surely, 2^{22222003442144} is an apocalyptic number.

It is an amenable number.

22222003442144 is an abundant number, since it is smaller than the sum of its proper divisors (25752088685776).

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

22222003442144 is a wasteful number, since it uses less digits than its factorization.

22222003442144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327102243 (or 327102235 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 22222003442144 its reverse (44124430022222), we get a palindrome (66346433464366).

The spelling of 22222003442144 in words is "twenty-two trillion, two hundred twenty-two billion, three million, four hundred forty-two thousand, one hundred forty-four".