2331302121340 has 24 divisors (see below), whose sum is σ = 4895769453120. Its totient is φ = 932514182208.

The previous prime is 2331302121301. The next prime is 2331302121341. The reversal of 2331302121340 is 431212031332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2331302121341) 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, 3229054 + ... + 3884506.

It is an arithmetic number, because the mean of its divisors is an integer number (203990393880).

Almost surely, 2^{2331302121340} is an apocalyptic number.

2331302121340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2331302121340 is an abundant number, since it is smaller than the sum of its proper divisors (2564467331780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2331302121340 is a wasteful number, since it uses less digits than its factorization.

2331302121340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833301 (or 833299 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2331302121340 its reverse (431212031332), we get a palindrome (2762514152672).

The spelling of 2331302121340 in words is "two trillion, three hundred thirty-one billion, three hundred two million, one hundred twenty-one thousand, three hundred forty".