2345988984121 has 4 divisors (see below), whose sum is σ = 2345995769472. Its totient is φ = 2345982198772.

The previous prime is 2345988984089. The next prime is 2345988984161. The reversal of 2345988984121 is 1214898895432.

2345988984121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2345988984121 - 2⁵ = 2345988984089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2345988984161) 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, 2844541 + ... + 3575386.

It is an arithmetic number, because the mean of its divisors is an integer number (586498942368).

Almost surely, 2^{2345988984121} is an apocalyptic number.

It is an amenable number.

2345988984121 is a deficient number, since it is larger than the sum of its proper divisors (6785351).

2345988984121 is an equidigital number, since it uses as much as digits as its factorization.

2345988984121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6785350.

The product of its digits is 39813120, while the sum is 64.

The spelling of 2345988984121 in words is "two trillion, three hundred forty-five billion, nine hundred eighty-eight million, nine hundred eighty-four thousand, one hundred twenty-one".