222230043240 has 32 divisors (see below), whose sum is σ = 666690130080. Its totient is φ = 59261344832.

The previous prime is 222230043223. The next prime is 222230043247. The reversal of 222230043240 is 42340032222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 222230043240.

It is not an unprimeable number, because it can be changed into a prime (222230043247) 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, 925958394 + ... + 925958633.

It is an arithmetic number, because the mean of its divisors is an integer number (20834066565).

Almost surely, 2^222230043240 is an apocalyptic number.

222230043240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222230043240 is an abundant number, since it is smaller than the sum of its proper divisors (444460086840).

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

222230043240 is a wasteful number, since it uses less digits than its factorization.

222230043240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851917041 (or 1851917037 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 222230043240 its reverse (42340032222), we get a palindrome (264570075462).

The spelling of 222230043240 in words is "two hundred twenty-two billion, two hundred thirty million, forty-three thousand, two hundred forty".