20030222011 has 2 divisors, whose sum is σ = 20030222012. Its totient is φ = 20030222010.

The previous prime is 20030221997. The next prime is 20030222057. The reversal of 20030222011 is 11022203002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20030222011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20030221982 and 20030222000.

It is not a weakly prime, because it can be changed into another prime (20030222111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015111005 + 10015111006.

It is an arithmetic number, because the mean of its divisors is an integer number (10015111006).

Almost surely, 2^20030222011 is an apocalyptic number.

20030222011 is a deficient number, since it is larger than the sum of its proper divisors (1).

20030222011 is an equidigital number, since it uses as much as digits as its factorization.

20030222011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 20030222011 its reverse (11022203002), we get a palindrome (31052425013).

The spelling of 20030222011 in words is "twenty billion, thirty million, two hundred twenty-two thousand, eleven".