3420450245231 has 2 divisors, whose sum is σ = 3420450245232. Its totient is φ = 3420450245230.

The previous prime is 3420450245209. The next prime is 3420450245269. The reversal of 3420450245231 is 1325420540243.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3420450245231 - 2³⁰ = 3419376503407 is a prime.

It is a super-2 number, since 2×3420450245231² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3420450245191 and 3420450245200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3420450245281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710225122615 + 1710225122616.

It is an arithmetic number, because the mean of its divisors is an integer number (1710225122616).

Almost surely, 2^{3420450245231} is an apocalyptic number.

3420450245231 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420450245231 is an equidigital number, since it uses as much as digits as its factorization.

3420450245231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 3420450245231 its reverse (1325420540243), we get a palindrome (4745870785474).

The spelling of 3420450245231 in words is "three trillion, four hundred twenty billion, four hundred fifty million, two hundred forty-five thousand, two hundred thirty-one".