11320031210212 has 12 divisors (see below), whose sum is σ = 20975351948460. Its totient is φ = 5327073510656.

The previous prime is 11320031210179. The next prime is 11320031210227. The reversal of 11320031210212 is 21201213002311.

It can be written as a sum of positive squares in 2 ways, for example, as 3505904228836 + 7814126981376 = 1872406^2 + 2795376^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11320031210212.

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, 83235523537 + ... + 83235523672.

It is an arithmetic number, because the mean of its divisors is an integer number (1747945995705).

Almost surely, 2^{11320031210212} is an apocalyptic number.

It is an amenable number.

11320031210212 is a deficient number, since it is larger than the sum of its proper divisors (9655320738248).

11320031210212 is a wasteful number, since it uses less digits than its factorization.

11320031210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166471047230 (or 166471047228 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11320031210212 its reverse (21201213002311), we get a palindrome (32521244212523).

The spelling of 11320031210212 in words is "eleven trillion, three hundred twenty billion, thirty-one million, two hundred ten thousand, two hundred twelve".