11122321023 has 24 divisors (see below), whose sum is σ = 18448510080. Its totient is φ = 6386020560.

The previous prime is 11122320973. The next prime is 11122321033. The reversal of 11122321023 is 32012322111.

It is not a de Polignac number, because 11122321023 - 2³³ = 2532386431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11122320987 and 11122321005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122321033) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2954611 + ... + 2958372.

It is an arithmetic number, because the mean of its divisors is an integer number (768687920).

Almost surely, 2^11122321023 is an apocalyptic number.

11122321023 is a deficient number, since it is larger than the sum of its proper divisors (7326189057).

11122321023 is a wasteful number, since it uses less digits than its factorization.

11122321023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5913019 (or 5913016 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11122321023 its reverse (32012322111), we get a palindrome (43134643134).

The spelling of 11122321023 in words is "eleven billion, one hundred twenty-two million, three hundred twenty-one thousand, twenty-three".