222241235240 has 32 divisors (see below), whose sum is σ = 510681991680. Its totient is φ = 87005078592.

The previous prime is 222241235239. The next prime is 222241235327. The reversal of 222241235240 is 42532142222.

It is a happy 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, 59104832 + ... + 59108591.

It is an arithmetic number, because the mean of its divisors is an integer number (15958812240).

Almost surely, 2^222241235240 is an apocalyptic number.

222241235240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222241235240 is an abundant number, since it is smaller than the sum of its proper divisors (288440756440).

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

222241235240 is a wasteful number, since it uses less digits than its factorization.

222241235240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118213481 (or 118213477 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 222241235240 its reverse (42532142222), we get a palindrome (264773377462).

The spelling of 222241235240 in words is "two hundred twenty-two billion, two hundred forty-one million, two hundred thirty-five thousand, two hundred forty".