1224132100 has 36 divisors (see below), whose sum is σ = 2663458000. Its totient is φ = 488345760.

The previous prime is 1224132089. The next prime is 1224132101. The reversal of 1224132100 is 12314221.

It is not an unprimeable number, because it can be changed into a prime (1224132101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21751 + ... + 54049.

Almost surely, 2^1224132100 is an apocalyptic number.

1224132100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1224132100 is an abundant number, since it is smaller than the sum of its proper divisors (1439325900).

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

1224132100 is a wasteful number, since it uses less digits than its factorization.

1224132100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32692 (or 32685 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1224132100 is about 34987.5992317278. The cubic root of 1224132100 is about 1069.7347291278.

Adding to 1224132100 its reverse (12314221), we get a palindrome (1236446321).

The spelling of 1224132100 in words is "one billion, two hundred twenty-four million, one hundred thirty-two thousand, one hundred".