11112211022 has 16 divisors (see below), whose sum is σ = 18231609600. Its totient is φ = 5037674040.

The previous prime is 11112211003. The next prime is 11112211043. The reversal of 11112211022 is 22011221111.

11112211022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11112210988 and 11112211006.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 658022 + ... + 674697.

It is an arithmetic number, because the mean of its divisors is an integer number (1139475600).

Almost surely, 2^11112211022 is an apocalyptic number.

11112211022 is a deficient number, since it is larger than the sum of its proper divisors (7119398578).

11112211022 is a wasteful number, since it uses less digits than its factorization.

11112211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333111.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11112211022 its reverse (22011221111), we get a palindrome (33123432133).

The spelling of 11112211022 in words is "eleven billion, one hundred twelve million, two hundred eleven thousand, twenty-two".