11120311023 has 16 divisors (see below), whose sum is σ = 14874832896. Its totient is φ = 7389692640.

The previous prime is 11120311001. The next prime is 11120311073. The reversal of 11120311023 is 32011302111.

It is a happy number.

It is not a de Polignac number, because 11120311023 - 2⁶ = 11120310959 is a prime.

It is a super-2 number, since 2×11120311023² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11120310993 and 11120311011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120311073) 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, 2511990 + ... + 2516412.

It is an arithmetic number, because the mean of its divisors is an integer number (929677056).

Almost surely, 2^11120311023 is an apocalyptic number.

11120311023 is a deficient number, since it is larger than the sum of its proper divisors (3754521873).

11120311023 is a wasteful number, since it uses less digits than its factorization.

11120311023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6934.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11120311023 its reverse (32011302111), we get a palindrome (43131613134).

The spelling of 11120311023 in words is "eleven billion, one hundred twenty million, three hundred eleven thousand, twenty-three".