2124040213331 has 4 divisors (see below), whose sum is σ = 2139544156632. Its totient is φ = 2108536270032.

The previous prime is 2124040213327. The next prime is 2124040213381. The reversal of 2124040213331 is 1333120404212.

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 2124040213331 - 2² = 2124040213327 is a prime.

It is a super-3 number, since 3×2124040213331³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2124040213331.

It is not an unprimeable number, because it can be changed into a prime (2124040213381) 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, 7751971445 + ... + 7751971718.

It is an arithmetic number, because the mean of its divisors is an integer number (534886039158).

Almost surely, 2^{2124040213331} is an apocalyptic number.

2124040213331 is a deficient number, since it is larger than the sum of its proper divisors (15503943301).

2124040213331 is a wasteful number, since it uses less digits than its factorization.

2124040213331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15503943300.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 2124040213331 its reverse (1333120404212), we get a palindrome (3457160617543).

The spelling of 2124040213331 in words is "two trillion, one hundred twenty-four billion, forty million, two hundred thirteen thousand, three hundred thirty-one".