213202221311 has 2 divisors, whose sum is σ = 213202221312. Its totient is φ = 213202221310.

The previous prime is 213202221307. The next prime is 213202221319. The reversal of 213202221311 is 113122202312.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 213202221311 - 2² = 213202221307 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (213202221319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106601110655 + 106601110656.

It is an arithmetic number, because the mean of its divisors is an integer number (106601110656).

Almost surely, 2^213202221311 is an apocalyptic number.

213202221311 is a deficient number, since it is larger than the sum of its proper divisors (1).

213202221311 is an equidigital number, since it uses as much as digits as its factorization.

213202221311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 213202221311 its reverse (113122202312), we get a palindrome (326324423623).

The spelling of 213202221311 in words is "two hundred thirteen billion, two hundred two million, two hundred twenty-one thousand, three hundred eleven".