2304400322381 has 2 divisors, whose sum is σ = 2304400322382. Its totient is φ = 2304400322380.

The previous prime is 2304400322359. The next prime is 2304400322437. The reversal of 2304400322381 is 1832230044032.

2304400322381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1928373818281 + 376026504100 = 1388659^2 + 613210^2 .

It is a cyclic number.

It is not a de Polignac number, because 2304400322381 - 2¹⁴ = 2304400305997 is a prime.

It is a super-2 number, since 2×2304400322381² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2304400322311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1152200161190 + 1152200161191.

It is an arithmetic number, because the mean of its divisors is an integer number (1152200161191).

Almost surely, 2^{2304400322381} is an apocalyptic number.

It is an amenable number.

2304400322381 is a deficient number, since it is larger than the sum of its proper divisors (1).

2304400322381 is an equidigital number, since it uses as much as digits as its factorization.

2304400322381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 2304400322381 in words is "two trillion, three hundred four billion, four hundred million, three hundred twenty-two thousand, three hundred eighty-one".