222442322513444 has 72 divisors (see below), whose sum is σ = 433348859704320. Its totient is φ = 99818082524160.

The previous prime is 222442322513441. The next prime is 222442322513473. The reversal of 222442322513444 is 444315223244222.

It is a super-2 number, since 2×222442322513444² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 222442322513395 and 222442322513404.

It is not an unprimeable number, because it can be changed into a prime (222442322513441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 316510724 + ... + 317212740.

It is an arithmetic number, because the mean of its divisors is an integer number (6018734162560).

Almost surely, 2^{222442322513444} is an apocalyptic number.

It is an amenable number.

222442322513444 is a deficient number, since it is larger than the sum of its proper divisors (210906537190876).

222442322513444 is a wasteful number, since it uses less digits than its factorization.

222442322513444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710409 (or 710396 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 44.

Adding to 222442322513444 its reverse (444315223244222), we get a palindrome (666757545757666).

The spelling of 222442322513444 in words is "two hundred twenty-two trillion, four hundred forty-two billion, three hundred twenty-two million, five hundred thirteen thousand, four hundred forty-four".