11022221222222 has 16 divisors (see below), whose sum is σ = 18903563996640. Its totient is φ = 4721727191328.

The previous prime is 11022221222219. The next prime is 11022221222273. The reversal of 11022221222222 is 22222212222011.

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, 173459093 + ... + 173522624.

It is an arithmetic number, because the mean of its divisors is an integer number (1181472749790).

Almost surely, 2^{11022221222222} is an apocalyptic number.

11022221222222 is a deficient number, since it is larger than the sum of its proper divisors (7881342774418).

11022221222222 is a wasteful number, since it uses less digits than its factorization.

11022221222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346983995.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 11022221222222 its reverse (22222212222011), we get a palindrome (33244433444233).

The spelling of 11022221222222 in words is "eleven trillion, twenty-two billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred twenty-two".