20130304143427 has 2 divisors, whose sum is σ = 20130304143428. Its totient is φ = 20130304143426.

The previous prime is 20130304143337. The next prime is 20130304143461. The reversal of 20130304143427 is 72434140303102.

It is an a-pointer prime, because the next prime (20130304143461) can be obtained adding 20130304143427 to its sum of digits (34).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20130304143427 - 2²⁷ = 20130169925699 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20130304143392 and 20130304143401.

It is not a weakly prime, because it can be changed into another prime (20130304123427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10065152071713 + 10065152071714.

It is an arithmetic number, because the mean of its divisors is an integer number (10065152071714).

Almost surely, 2^{20130304143427} is an apocalyptic number.

20130304143427 is a deficient number, since it is larger than the sum of its proper divisors (1).

20130304143427 is an equidigital number, since it uses as much as digits as its factorization.

20130304143427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 34.

Adding to 20130304143427 its reverse (72434140303102), we get a palindrome (92564444446529).

The spelling of 20130304143427 in words is "twenty trillion, one hundred thirty billion, three hundred four million, one hundred forty-three thousand, four hundred twenty-seven".