222044442040 has 32 divisors (see below), whose sum is σ = 499788974880. Its totient is φ = 88784180352.

The previous prime is 222044442029. The next prime is 222044442079. The reversal of 222044442040 is 40244440222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 942687 + ... + 1154446.

It is an arithmetic number, because the mean of its divisors is an integer number (15618405465).

Almost surely, 2^222044442040 is an apocalyptic number.

222044442040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222044442040 is an abundant number, since it is smaller than the sum of its proper divisors (277744532840).

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

222044442040 is a wasteful number, since it uses less digits than its factorization.

222044442040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2099791 (or 2099787 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 222044442040 its reverse (40244440222), we get a palindrome (262288882262).

The spelling of 222044442040 in words is "two hundred twenty-two billion, forty-four million, four hundred forty-two thousand, forty".