11220133331212 has 48 divisors (see below), whose sum is σ = 21644860849920. Its totient is φ = 5056347014208.

The previous prime is 11220133331203. The next prime is 11220133331279. The reversal of 11220133331212 is 21213333102211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5626839 + ... + 7355377.

It is an arithmetic number, because the mean of its divisors is an integer number (450934601040).

Almost surely, 2^{11220133331212} is an apocalyptic number.

It is an amenable number.

11220133331212 is a deficient number, since it is larger than the sum of its proper divisors (10424727518708).

11220133331212 is a wasteful number, since it uses less digits than its factorization.

11220133331212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731502 (or 1731500 counting only the distinct ones).

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

Adding to 11220133331212 its reverse (21213333102211), we get a palindrome (32433466433423).

The spelling of 11220133331212 in words is "eleven trillion, two hundred twenty billion, one hundred thirty-three million, three hundred thirty-one thousand, two hundred twelve".