12044543402331 has 72 divisors (see below), whose sum is σ = 20317142467440. Its totient is φ = 6857521292160.

The previous prime is 12044543402299. The next prime is 12044543402363. The reversal of 12044543402331 is 13320434544021.

12044543402331 is a `hidden beast` number, since 1 + 2 + 0 + 44 + 543 + 40 + 2 + 3 + 31 = 666.

It is an interprime number because it is at equal distance from previous prime (12044543402299) and next prime (12044543402363).

It is not a de Polignac number, because 12044543402331 - 2⁵ = 12044543402299 is a prime.

It is a super-2 number, since 2×12044543402331² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12044543402131) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 3985365 + ... + 6322358.

It is an arithmetic number, because the mean of its divisors is an integer number (282182534270).

Almost surely, 2^{12044543402331} is an apocalyptic number.

12044543402331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12044543402331 is a deficient number, since it is larger than the sum of its proper divisors (8272599065109).

12044543402331 is a wasteful number, since it uses less digits than its factorization.

12044543402331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10307817 (or 10307803 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 12044543402331 its reverse (13320434544021), we get a palindrome (25364977946352).

The spelling of 12044543402331 in words is "twelve trillion, forty-four billion, five hundred forty-three million, four hundred two thousand, three hundred thirty-one".