12001131214023 has 8 divisors (see below), whose sum is σ = 18287438040448. Its totient is φ = 6857789265144.

The previous prime is 12001131214021. The next prime is 12001131214043. The reversal of 12001131214023 is 32041213110021.

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

It is not a de Polignac number, because 12001131214023 - 2¹ = 12001131214021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 571482438763 = 12001131214023 / (1 + 2 + 0 + 0 + 1 + 1 + 3 + 1 + 2 + 1 + 4 + 0 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001131214021) 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, 285741219361 + ... + 285741219402.

It is an arithmetic number, because the mean of its divisors is an integer number (2285929755056).

Almost surely, 2^{12001131214023} is an apocalyptic number.

12001131214023 is a deficient number, since it is larger than the sum of its proper divisors (6286306826425).

12001131214023 is an equidigital number, since it uses as much as digits as its factorization.

12001131214023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571482438773.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12001131214023 its reverse (32041213110021), we get a palindrome (44042344324044).

The spelling of 12001131214023 in words is "twelve trillion, one billion, one hundred thirty-one million, two hundred fourteen thousand, twenty-three".