1212323324 has 48 divisors (see below), whose sum is σ = 2221470720. Its totient is φ = 578257920.

The previous prime is 1212323317. The next prime is 1212323369. The reversal of 1212323324 is 4233232121.

It is a self number, because there is not a number n which added to its sum of digits gives 1212323324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4283687 + ... + 4283969.

It is an arithmetic number, because the mean of its divisors is an integer number (46280640).

Almost surely, 2^1212323324 is an apocalyptic number.

It is an amenable number.

1212323324 is a deficient number, since it is larger than the sum of its proper divisors (1009147396).

1212323324 is a wasteful number, since it uses less digits than its factorization.

1212323324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690 (or 688 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 1212323324 is about 34818.4336810259. The cubic root of 1212323324 is about 1066.2838225467.

Adding to 1212323324 its reverse (4233232121), we get a palindrome (5445555445).

The spelling of 1212323324 in words is "one billion, two hundred twelve million, three hundred twenty-three thousand, three hundred twenty-four".