2440323242121 has 16 divisors (see below), whose sum is σ = 3459293329536. Its totient is φ = 1526786866176.

The previous prime is 2440323242089. The next prime is 2440323242129. The reversal of 2440323242121 is 1212423230442.

It is not a de Polignac number, because 2440323242121 - 2⁵ = 2440323242089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2440323242129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 333647320 + ... + 333654633.

It is an arithmetic number, because the mean of its divisors is an integer number (216205833096).

Almost surely, 2^{2440323242121} is an apocalyptic number.

It is an amenable number.

2440323242121 is a deficient number, since it is larger than the sum of its proper divisors (1018970087415).

2440323242121 is a wasteful number, since it uses less digits than its factorization.

2440323242121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667302032.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 2440323242121 its reverse (1212423230442), we get a palindrome (3652746472563).

The spelling of 2440323242121 in words is "two trillion, four hundred forty billion, three hundred twenty-three million, two hundred forty-two thousand, one hundred twenty-one".