11021011111222 has 16 divisors (see below), whose sum is σ = 18893618081280. Its totient is φ = 4723176432168.

The previous prime is 11021011111211. The next prime is 11021011111307. The reversal of 11021011111222 is 22211111012011.

It is a junction number, because it is equal to n+sod(n) for n = 11021011111196 and 11021011111205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8901822 + ... + 10064017.

It is an arithmetic number, because the mean of its divisors is an integer number (1180851130080).

Almost surely, 2^{11021011111222} is an apocalyptic number.

11021011111222 is a deficient number, since it is larger than the sum of its proper divisors (7872606970058).

11021011111222 is a wasteful number, since it uses less digits than its factorization.

11021011111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19007355.

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

Adding to 11021011111222 its reverse (22211111012011), we get a palindrome (33232122123233).

The spelling of 11021011111222 in words is "eleven trillion, twenty-one billion, eleven million, one hundred eleven thousand, two hundred twenty-two".