11022221021312 has 32 divisors (see below), whose sum is σ = 21987884738880. Its totient is φ = 5503693086976.

The previous prime is 11022221021297. The next prime is 11022221021341. The reversal of 11022221021312 is 21312012222011.

It is a tau number, because it is divible by the number of its divisors (32).

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, 57853148 + ... + 58043355.

It is an arithmetic number, because the mean of its divisors is an integer number (687121398090).

Almost surely, 2^{11022221021312} is an apocalyptic number.

It is an amenable number.

11022221021312 is a deficient number, since it is larger than the sum of its proper divisors (10965663717568).

11022221021312 is an equidigital number, since it uses as much as digits as its factorization.

11022221021312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115897260 (or 115897248 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11022221021312 its reverse (21312012222011), we get a palindrome (32334233243323).

The spelling of 11022221021312 in words is "eleven trillion, twenty-two billion, two hundred twenty-one million, twenty-one thousand, three hundred twelve".