212230220223311 has 2 divisors, whose sum is σ = 212230220223312. Its totient is φ = 212230220223310.

The previous prime is 212230220223269. The next prime is 212230220223317. The reversal of 212230220223311 is 113322022032212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212230220223311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212230220223317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106115110111655 + 106115110111656.

It is an arithmetic number, because the mean of its divisors is an integer number (106115110111656).

Almost surely, 2^{212230220223311} is an apocalyptic number.

212230220223311 is a deficient number, since it is larger than the sum of its proper divisors (1).

212230220223311 is an equidigital number, since it uses as much as digits as its factorization.

212230220223311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 212230220223311 its reverse (113322022032212), we get a palindrome (325552242255523).

The spelling of 212230220223311 in words is "two hundred twelve trillion, two hundred thirty billion, two hundred twenty million, two hundred twenty-three thousand, three hundred eleven".