222243420344 has 64 divisors (see below), whose sum is σ = 456735801600. Its totient is φ = 100543724800.

The previous prime is 222243420319. The next prime is 222243420403. The reversal of 222243420344 is 443024342222.

It is a self number, because there is not a number n which added to its sum of digits gives 222243420344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17368589 + ... + 17381379.

It is an arithmetic number, because the mean of its divisors is an integer number (7136496900).

Almost surely, 2^222243420344 is an apocalyptic number.

It is an amenable number.

222243420344 is an abundant number, since it is smaller than the sum of its proper divisors (234492381256).

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

222243420344 is a wasteful number, since it uses less digits than its factorization.

222243420344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13724 (or 13720 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 32.

Adding to 222243420344 its reverse (443024342222), we get a palindrome (665267762566).

The spelling of 222243420344 in words is "two hundred twenty-two billion, two hundred forty-three million, four hundred twenty thousand, three hundred forty-four".