20223203311 has 2 divisors, whose sum is σ = 20223203312. Its totient is φ = 20223203310.

The previous prime is 20223203293. The next prime is 20223203323. The reversal of 20223203311 is 11330232202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20223203311 - 2¹¹ = 20223201263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20223203411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111601655 + 10111601656.

It is an arithmetic number, because the mean of its divisors is an integer number (10111601656).

Almost surely, 2^20223203311 is an apocalyptic number.

20223203311 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223203311 is an equidigital number, since it uses as much as digits as its factorization.

20223203311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20223203311 its reverse (11330232202), we get a palindrome (31553435513).

The spelling of 20223203311 in words is "twenty billion, two hundred twenty-three million, two hundred three thousand, three hundred eleven".