16273103213 has 2 divisors, whose sum is σ = 16273103214. Its totient is φ = 16273103212.

The previous prime is 16273103201. The next prime is 16273103251. The reversal of 16273103213 is 31230137261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12869314249 + 3403788964 = 113443^2 + 58342^2 .

It is an emirp because it is prime and its reverse (31230137261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16273103213 - 2¹⁰ = 16273102189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16273103263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8136551606 + 8136551607.

It is an arithmetic number, because the mean of its divisors is an integer number (8136551607).

Almost surely, 2^16273103213 is an apocalyptic number.

It is an amenable number.

16273103213 is a deficient number, since it is larger than the sum of its proper divisors (1).

16273103213 is an equidigital number, since it uses as much as digits as its factorization.

16273103213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The spelling of 16273103213 in words is "sixteen billion, two hundred seventy-three million, one hundred three thousand, two hundred thirteen".