11321221332130 has 32 divisors (see below), whose sum is σ = 20730614160240. Its totient is φ = 4450305438720.

The previous prime is 11321221332101. The next prime is 11321221332163. The reversal of 11321221332130 is 3123312212311.

It can be written as a sum of positive squares in 8 ways, for example, as 535520994849 + 10785700337281 = 731793^2 + 3284159^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11321221332095 and 11321221332104.

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, 7530699 + ... + 8908078.

Almost surely, 2^{11321221332130} is an apocalyptic number.

11321221332130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11321221332130 is a deficient number, since it is larger than the sum of its proper divisors (9409392828110).

11321221332130 is a wasteful number, since it uses less digits than its factorization.

11321221332130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16439974.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11321221332130 its reverse (3123312212311), we get a palindrome (14444533544441).

The spelling of 11321221332130 in words is "eleven trillion, three hundred twenty-one billion, two hundred twenty-one million, three hundred thirty-two thousand, one hundred thirty".