2309120000000 has 544 divisors, whose sum is σ = 6451134266304. Its totient is φ = 819200000000.

The previous prime is 2309119999993. The next prime is 2309120000009. The reversal of 2309120000000 is 219032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2309120000009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56319999980 + ... + 56320000020.

Almost surely, 2^{2309120000000} is an apocalyptic number.

2309120000000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2309120000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3225567133152).

2309120000000 is an abundant number, since it is smaller than the sum of its proper divisors (4142014266304).

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

2309120000000 is an frugal number, since it uses more digits than its factorization.

2309120000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119 (or 59 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 2309120000000 its reverse (219032), we get a palindrome (2309120219032).

The spelling of 2309120000000 in words is "two trillion, three hundred nine billion, one hundred twenty million", and thus it is an aban number.