2501034245321 has 4 divisors (see below), whose sum is σ = 2504864313732. Its totient is φ = 2497204176912.

The previous prime is 2501034245293. The next prime is 2501034245323. The reversal of 2501034245321 is 1235424301052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1523039833225 + 977994412096 = 1234115^2 + 988936^2 .

It is a cyclic number.

It is not a de Polignac number, because 2501034245321 - 2³⁸ = 2226156338377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2501034245323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1915033226 + ... + 1915034531.

It is an arithmetic number, because the mean of its divisors is an integer number (626216078433).

Almost surely, 2^{2501034245321} is an apocalyptic number.

It is an amenable number.

2501034245321 is a deficient number, since it is larger than the sum of its proper divisors (3830068411).

2501034245321 is an equidigital number, since it uses as much as digits as its factorization.

2501034245321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3830068410.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 2501034245321 its reverse (1235424301052), we get a palindrome (3736458546373).

The spelling of 2501034245321 in words is "two trillion, five hundred one billion, thirty-four million, two hundred forty-five thousand, three hundred twenty-one".