1244313032321 has 2 divisors, whose sum is σ = 1244313032322. Its totient is φ = 1244313032320.

The previous prime is 1244313032279. The next prime is 1244313032327. The reversal of 1244313032321 is 1232303134421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 975274753600 + 269038278721 = 987560^2 + 518689^2 .

It is a cyclic number.

It is not a de Polignac number, because 1244313032321 - 2¹⁴ = 1244313015937 is a prime.

It is not a weakly prime, because it can be changed into another prime (1244313032327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622156516160 + 622156516161.

It is an arithmetic number, because the mean of its divisors is an integer number (622156516161).

Almost surely, 2^{1244313032321} is an apocalyptic number.

It is an amenable number.

1244313032321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244313032321 is an equidigital number, since it uses as much as digits as its factorization.

1244313032321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1244313032321 its reverse (1232303134421), we get a palindrome (2476616166742).

The spelling of 1244313032321 in words is "one trillion, two hundred forty-four billion, three hundred thirteen million, thirty-two thousand, three hundred twenty-one".