11122221120023 has 16 divisors (see below), whose sum is σ = 12066718821696. Its totient is φ = 10190566713600.

The previous prime is 11122221120001. The next prime is 11122221120071. The reversal of 11122221120023 is 32002112222111.

It is not a de Polignac number, because 11122221120023 - 2⁸ = 11122221119767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11122221119977 and 11122221120004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122221120083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 914003 + ... + 4804148.

It is an arithmetic number, because the mean of its divisors is an integer number (754169926356).

Almost surely, 2^{11122221120023} is an apocalyptic number.

11122221120023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11122221120023 is a deficient number, since it is larger than the sum of its proper divisors (944497701673).

11122221120023 is a wasteful number, since it uses less digits than its factorization.

11122221120023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5719274.

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

Adding to 11122221120023 its reverse (32002112222111), we get a palindrome (43124333342134).

The spelling of 11122221120023 in words is "eleven trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred twenty thousand, twenty-three".