1212242324 has 24 divisors (see below), whose sum is σ = 2343878208. Its totient is φ = 545663360.

The previous prime is 1212242287. The next prime is 1212242399. The reversal of 1212242324 is 4232422121.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 1212242324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385982 + ... + 389109.

It is an arithmetic number, because the mean of its divisors is an integer number (97661592).

Almost surely, 2^1212242324 is an apocalyptic number.

It is an amenable number.

1212242324 is a deficient number, since it is larger than the sum of its proper divisors (1131635884).

1212242324 is a wasteful number, since it uses less digits than its factorization.

1212242324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775135 (or 775133 counting only the distinct ones).

The product of its digits is 1536, while the sum is 23.

The square root of 1212242324 is about 34817.2704846316. The cubic root of 1212242324 is about 1066.2600745053.

Adding to 1212242324 its reverse (4232422121), we get a palindrome (5444664445).

The spelling of 1212242324 in words is "one billion, two hundred twelve million, two hundred forty-two thousand, three hundred twenty-four".