12011132131023 has 8 divisors (see below), whose sum is σ = 16030080564736. Its totient is φ = 7999802559000.

The previous prime is 12011132131003. The next prime is 12011132131139. The reversal of 12011132131023 is 32013123111021.

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

It is not a de Polignac number, because 12011132131023 - 2³⁴ = 11993952261839 is a prime.

It is a super-2 number, since 2×12011132131023² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12011132131003) 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, 1904711743 + ... + 1904718048.

It is an arithmetic number, because the mean of its divisors is an integer number (2003760070592).

Almost surely, 2^{12011132131023} is an apocalyptic number.

12011132131023 is a deficient number, since it is larger than the sum of its proper divisors (4018948433713).

12011132131023 is a wasteful number, since it uses less digits than its factorization.

12011132131023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3809430845.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 12011132131023 its reverse (32013123111021), we get a palindrome (44024255242044).

The spelling of 12011132131023 in words is "twelve trillion, eleven billion, one hundred thirty-two million, one hundred thirty-one thousand, twenty-three".