20031222203 has 2 divisors, whose sum is σ = 20031222204. Its totient is φ = 20031222202.

The previous prime is 20031222161. The next prime is 20031222223. The reversal of 20031222203 is 30222213002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20031222203 - 2¹⁴ = 20031205819 is a prime.

It is not a weakly prime, because it can be changed into another prime (20031222223) 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, 10015611101 + 10015611102.

It is an arithmetic number, because the mean of its divisors is an integer number (10015611102).

Almost surely, 2^20031222203 is an apocalyptic number.

20031222203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20031222203 is an equidigital number, since it uses as much as digits as its factorization.

20031222203 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 17.

Adding to 20031222203 its reverse (30222213002), we get a palindrome (50253435205).

The spelling of 20031222203 in words is "twenty billion, thirty-one million, two hundred twenty-two thousand, two hundred three".