1224210242 has 8 divisors (see below), whose sum is σ = 1932963600. Its totient is φ = 579889044.

The previous prime is 1224210209. The next prime is 1224210257. The reversal of 1224210242 is 2420124221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16107992 + ... + 16108067.

It is an arithmetic number, because the mean of its divisors is an integer number (241620450).

Almost surely, 2^1224210242 is an apocalyptic number.

1224210242 is a deficient number, since it is larger than the sum of its proper divisors (708753358).

1224210242 is a wasteful number, since it uses less digits than its factorization.

1224210242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32216080.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1224210242 is about 34988.7159238518. The cubic root of 1224210242 is about 1069.7574906780.

Adding to 1224210242 its reverse (2420124221), we get a palindrome (3644334463).

The spelling of 1224210242 in words is "one billion, two hundred twenty-four million, two hundred ten thousand, two hundred forty-two".