222044424240 has 160 divisors (see below), whose sum is σ = 730573240320. Its totient is φ = 55595364352.

The previous prime is 222044424233. The next prime is 222044424271. The reversal of 222044424240 is 42424440222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 222044424198 and 222044424207.

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, 1644577 + ... + 1774463.

It is an arithmetic number, because the mean of its divisors is an integer number (4566082752).

Almost surely, 2^222044424240 is an apocalyptic number.

222044424240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222044424240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365286620160).

222044424240 is an abundant number, since it is smaller than the sum of its proper divisors (508528816080).

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

222044424240 is a wasteful number, since it uses less digits than its factorization.

222044424240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130339 (or 130333 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 222044424240 its reverse (42424440222), we get a palindrome (264468864462).

It can be divided in two parts, 22204 and 4424240, that added together give a palindrome (4446444).

The spelling of 222044424240 in words is "two hundred twenty-two billion, forty-four million, four hundred twenty-four thousand, two hundred forty".