2126589308203 has 2 divisors, whose sum is σ = 2126589308204. Its totient is φ = 2126589308202.

The previous prime is 2126589308119. The next prime is 2126589308219. The reversal of 2126589308203 is 3028039856212.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2126589308203 - 2⁹ = 2126589307691 is a prime.

It is not a weakly prime, because it can be changed into another prime (2126589308293) 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, 1063294654101 + 1063294654102.

It is an arithmetic number, because the mean of its divisors is an integer number (1063294654102).

Almost surely, 2^{2126589308203} is an apocalyptic number.

2126589308203 is a deficient number, since it is larger than the sum of its proper divisors (1).

2126589308203 is an equidigital number, since it uses as much as digits as its factorization.

2126589308203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 2126589308203 in words is "two trillion, one hundred twenty-six billion, five hundred eighty-nine million, three hundred eight thousand, two hundred three".