2340305100421 has 2 divisors, whose sum is σ = 2340305100422. Its totient is φ = 2340305100420.

The previous prime is 2340305100409. The next prime is 2340305100517. The reversal of 2340305100421 is 1240015030432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2138654707396 + 201650393025 = 1462414^2 + 449055^2 .

It is a cyclic number.

It is not a de Polignac number, because 2340305100421 - 2⁵ = 2340305100389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2340305100401) 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 as a sum of consecutive naturals, namely, 1170152550210 + 1170152550211.

It is an arithmetic number, because the mean of its divisors is an integer number (1170152550211).

Almost surely, 2^{2340305100421} is an apocalyptic number.

It is an amenable number.

2340305100421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340305100421 is an equidigital number, since it uses as much as digits as its factorization.

2340305100421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 25.

The spelling of 2340305100421 in words is "two trillion, three hundred forty billion, three hundred five million, one hundred thousand, four hundred twenty-one".