22020203 has 2 divisors, whose sum is σ = 22020204. Its totient is φ = 22020202.

The previous prime is 22020191. The next prime is 22020209. The reversal of 22020203 is 30202022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22020203 - 2¹⁴ = 22003819 is a prime.

It is a super-2 number, since 2×22020203² = 969778680322418, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (22020209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11010101 + 11010102.

It is an arithmetic number, because the mean of its divisors is an integer number (11010102).

Almost surely, 2^22020203 is an apocalyptic number.

22020203 is a deficient number, since it is larger than the sum of its proper divisors (1).

22020203 is an equidigital number, since it uses as much as digits as its factorization.

22020203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 22020203 is about 4692.5689126533. The cubic root of 22020203 is about 280.2896789457.

Adding to 22020203 its reverse (30202022), we get a palindrome (52222225).

The spelling of 22020203 in words is "twenty-two million, twenty thousand, two hundred three".