20223323011 has 2 divisors, whose sum is σ = 20223323012. Its totient is φ = 20223323010.

The previous prime is 20223322997. The next prime is 20223323017. The reversal of 20223323011 is 11032332202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20223323011 - 2¹¹ = 20223320963 is a prime.

It is a super-2 number, since 2×20223323011² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20223323011.

It is not a weakly prime, because it can be changed into another prime (20223323017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111661505 + 10111661506.

It is an arithmetic number, because the mean of its divisors is an integer number (10111661506).

Almost surely, 2^20223323011 is an apocalyptic number.

20223323011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223323011 is an equidigital number, since it uses as much as digits as its factorization.

20223323011 is an odious number, because the sum of its binary digits is odd.

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

Adding to 20223323011 its reverse (11032332202), we get a palindrome (31255655213).

The spelling of 20223323011 in words is "twenty billion, two hundred twenty-three million, three hundred twenty-three thousand, eleven".