1212243324 has 12 divisors (see below), whose sum is σ = 2828567784. Its totient is φ = 404081104.

The previous prime is 1212243299. The next prime is 1212243341. The reversal of 1212243324 is 4233422121.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1212243294 and 1212243303.

It is a congruent number.

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, 50510127 + ... + 50510150.

It is an arithmetic number, because the mean of its divisors is an integer number (235713982).

Almost surely, 2^1212243324 is an apocalyptic number.

It is an amenable number.

1212243324 is an abundant number, since it is smaller than the sum of its proper divisors (1616324460).

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

1212243324 is a wasteful number, since it uses less digits than its factorization.

1212243324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101020284 (or 101020282 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 1212243324 is about 34817.2848453178. The cubic root of 1212243324 is about 1066.2603676975.

Adding to 1212243324 its reverse (4233422121), we get a palindrome (5445665445).

The spelling of 1212243324 in words is "one billion, two hundred twelve million, two hundred forty-three thousand, three hundred twenty-four".