12011032223023 has 4 divisors (see below), whose sum is σ = 12237655472568. Its totient is φ = 11784408973480.

The previous prime is 12011032223017. The next prime is 12011032223027. The reversal of 12011032223023 is 32032223011021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12011032223023 - 2¹⁷ = 12011032091951 is a prime.

It is a super-2 number, since 2×12011032223023² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12011032222985 and 12011032223003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011032223027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113311624693 + ... + 113311624798.

It is an arithmetic number, because the mean of its divisors is an integer number (3059413868142).

Almost surely, 2^{12011032223023} is an apocalyptic number.

12011032223023 is a deficient number, since it is larger than the sum of its proper divisors (226623249545).

12011032223023 is an equidigital number, since it uses as much as digits as its factorization.

12011032223023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226623249544.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12011032223023 its reverse (32032223011021), we get a palindrome (44043255234044).

The spelling of 12011032223023 in words is "twelve trillion, eleven billion, thirty-two million, two hundred twenty-three thousand, twenty-three".