2000134103281 has 2 divisors, whose sum is σ = 2000134103282. Its totient is φ = 2000134103280.

The previous prime is 2000134103243. The next prime is 2000134103371. The reversal of 2000134103281 is 1823014310002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1993789184256 + 6344919025 = 1412016^2 + 79655^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2000134103281 is a prime.

It is a super-2 number, since 2×2000134103281² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2000134203281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000067051640 + 1000067051641.

It is an arithmetic number, because the mean of its divisors is an integer number (1000067051641).

Almost surely, 2^{2000134103281} is an apocalyptic number.

It is an amenable number.

2000134103281 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000134103281 is an equidigital number, since it uses as much as digits as its factorization.

2000134103281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 2000134103281 its reverse (1823014310002), we get a palindrome (3823148413283).

The spelling of 2000134103281 in words is "two trillion, one hundred thirty-four million, one hundred three thousand, two hundred eighty-one".