2340103450021 has 2 divisors, whose sum is σ = 2340103450022. Its totient is φ = 2340103450020.

The previous prime is 2340103449973. The next prime is 2340103450031. The reversal of 2340103450021 is 1200543010432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1805903257921 + 534200192100 = 1343839^2 + 730890^2 .

It is a cyclic number.

It is not a de Polignac number, because 2340103450021 - 2²³ = 2340095061413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2340103450031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1170051725010 + 1170051725011.

It is an arithmetic number, because the mean of its divisors is an integer number (1170051725011).

Almost surely, 2^{2340103450021} is an apocalyptic number.

It is an amenable number.

2340103450021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2340103450021 is an equidigital number, since it uses as much as digits as its factorization.

2340103450021 is an evil number, because the sum of its binary digits is even.

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

Adding to 2340103450021 its reverse (1200543010432), we get a palindrome (3540646460453).

The spelling of 2340103450021 in words is "two trillion, three hundred forty billion, one hundred three million, four hundred fifty thousand, twenty-one".