2402124440321 has 4 divisors (see below), whose sum is σ = 2402249498544. Its totient is φ = 2401999382100.

The previous prime is 2402124440297. The next prime is 2402124440341. The reversal of 2402124440321 is 1230444212042.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-2402124440321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2402124440341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62500295 + ... + 62538716.

It is an arithmetic number, because the mean of its divisors is an integer number (600562374636).

Almost surely, 2^{2402124440321} is an apocalyptic number.

It is an amenable number.

2402124440321 is a deficient number, since it is larger than the sum of its proper divisors (125058223).

2402124440321 is a wasteful number, since it uses less digits than its factorization.

2402124440321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125058222.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 2402124440321 its reverse (1230444212042), we get a palindrome (3632568652363).

The spelling of 2402124440321 in words is "two trillion, four hundred two billion, one hundred twenty-four million, four hundred forty thousand, three hundred twenty-one".