11222120023 has 8 divisors (see below), whose sum is σ = 11346774768. Its totient is φ = 11097648384.

The previous prime is 11222120009. The next prime is 11222120047. The reversal of 11222120023 is 32002122211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11222120023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11222119979 and 11222120006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222120083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79365 + ... + 169537.

It is an arithmetic number, because the mean of its divisors is an integer number (1418346846).

Almost surely, 2^11222120023 is an apocalyptic number.

11222120023 is a deficient number, since it is larger than the sum of its proper divisors (124654745).

11222120023 is an equidigital number, since it uses as much as digits as its factorization.

11222120023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91553.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 11222120023 its reverse (32002122211), we get a palindrome (43224242234).

The spelling of 11222120023 in words is "eleven billion, two hundred twenty-two million, one hundred twenty thousand, twenty-three".