213301003273 has 2 divisors, whose sum is σ = 213301003274. Its totient is φ = 213301003272.

The previous prime is 213301003211. The next prime is 213301003277. The reversal of 213301003273 is 372300103312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 143590218489 + 69710784784 = 378933^2 + 264028^2 .

It is a cyclic number.

It is not a de Polignac number, because 213301003273 - 2²⁵ = 213267448841 is a prime.

It is not a weakly prime, because it can be changed into another prime (213301003277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106650501636 + 106650501637.

It is an arithmetic number, because the mean of its divisors is an integer number (106650501637).

Almost surely, 2^213301003273 is an apocalyptic number.

It is an amenable number.

213301003273 is a deficient number, since it is larger than the sum of its proper divisors (1).

213301003273 is an equidigital number, since it uses as much as digits as its factorization.

213301003273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 25.

Adding to 213301003273 its reverse (372300103312), we get a palindrome (585601106585).

The spelling of 213301003273 in words is "two hundred thirteen billion, three hundred one million, three thousand, two hundred seventy-three".