222422443136 has 16 divisors (see below), whose sum is σ = 443107211190. Its totient is φ = 111211221504.

The previous prime is 222422443123. The next prime is 222422443147. The reversal of 222422443136 is 631344224222.

It can be written as a sum of positive squares in only one way, i.e., 148903374400 + 73519068736 = 385880^2 + 271144^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 222422443096 and 222422443105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 868837541 + ... + 868837796.

Almost surely, 2^222422443136 is an apocalyptic number.

It is an amenable number.

222422443136 is a deficient number, since it is larger than the sum of its proper divisors (220684768054).

222422443136 is an equidigital number, since it uses as much as digits as its factorization.

222422443136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737675351 (or 1737675339 counting only the distinct ones).

The product of its digits is 110592, while the sum is 35.

Adding to 222422443136 its reverse (631344224222), we get a palindrome (853766667358).

The spelling of 222422443136 in words is "two hundred twenty-two billion, four hundred twenty-two million, four hundred forty-three thousand, one hundred thirty-six".