2134242421403 has 2 divisors, whose sum is σ = 2134242421404. Its totient is φ = 2134242421402.

The previous prime is 2134242421393. The next prime is 2134242421427. The reversal of 2134242421403 is 3041242424312.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2134242421403 - 2⁴⁰ = 1034730793627 is a prime.

It is a super-2 number, since 2×2134242421403² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2134242421403.

It is not a weakly prime, because it can be changed into another prime (2134242421483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1067121210701 + 1067121210702.

It is an arithmetic number, because the mean of its divisors is an integer number (1067121210702).

Almost surely, 2^{2134242421403} is an apocalyptic number.

2134242421403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2134242421403 is an equidigital number, since it uses as much as digits as its factorization.

2134242421403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 2134242421403 its reverse (3041242424312), we get a palindrome (5175484845715).

The spelling of 2134242421403 in words is "two trillion, one hundred thirty-four billion, two hundred forty-two million, four hundred twenty-one thousand, four hundred three".