11221211112022 has 16 divisors (see below), whose sum is σ = 17480317770432. Its totient is φ = 5398333423560.

The previous prime is 11221211111987. The next prime is 11221211112047. The reversal of 11221211112022 is 22021111212211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 973719604 + ... + 973731127.

It is an arithmetic number, because the mean of its divisors is an integer number (1092519860652).

Almost surely, 2^{11221211112022} is an apocalyptic number.

11221211112022 is a deficient number, since it is larger than the sum of its proper divisors (6259106658410).

11221211112022 is a wasteful number, since it uses less digits than its factorization.

11221211112022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947450843.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11221211112022 its reverse (22021111212211), we get a palindrome (33242322324233).

The spelling of 11221211112022 in words is "eleven trillion, two hundred twenty-one billion, two hundred eleven million, one hundred twelve thousand, twenty-two".