213232132273 has 2 divisors, whose sum is σ = 213232132274. Its totient is φ = 213232132272.

The previous prime is 213232132259. The next prime is 213232132277. The reversal of 213232132273 is 372231232312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193896673569 + 19335458704 = 440337^2 + 139052^2 .

It is a cyclic number.

It is not a de Polignac number, because 213232132273 - 2⁵ = 213232132241 is a prime.

It is a super-3 number, since 3×213232132273³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (213232132277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106616066136 + 106616066137.

It is an arithmetic number, because the mean of its divisors is an integer number (106616066137).

Almost surely, 2^213232132273 is an apocalyptic number.

It is an amenable number.

213232132273 is a deficient number, since it is larger than the sum of its proper divisors (1).

213232132273 is an equidigital number, since it uses as much as digits as its factorization.

213232132273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 31.

Adding to 213232132273 its reverse (372231232312), we get a palindrome (585463364585).

The spelling of 213232132273 in words is "two hundred thirteen billion, two hundred thirty-two million, one hundred thirty-two thousand, two hundred seventy-three".