222043103440 has 40 divisors (see below), whose sum is σ = 516449945088. Its totient is φ = 88782879360.

The previous prime is 222043103419. The next prime is 222043103441. The reversal of 222043103440 is 44301340222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222043103441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 328332 + ... + 742891.

Almost surely, 2^222043103440 is an apocalyptic number.

222043103440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222043103440 is an abundant number, since it is smaller than the sum of its proper divisors (294406841648).

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

222043103440 is a wasteful number, since it uses less digits than its factorization.

222043103440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073827 (or 1073821 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 222043103440 its reverse (44301340222), we get a palindrome (266344443662).

The spelling of 222043103440 in words is "two hundred twenty-two billion, forty-three million, one hundred three thousand, four hundred forty".