20022203 has 2 divisors, whose sum is σ = 20022204. Its totient is φ = 20022202.

The previous prime is 20022199. The next prime is 20022229. The reversal of 20022203 is 30222002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20022203 - 2² = 20022199 is a prime.

It is a super-2 number, since 2×20022203² = 801777225946418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20022283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10011101 + 10011102.

It is an arithmetic number, because the mean of its divisors is an integer number (10011102).

Almost surely, 2^20022203 is an apocalyptic number.

20022203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20022203 is an equidigital number, since it uses as much as digits as its factorization.

20022203 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 11.

The square root of 20022203 is about 4474.6176372960. The cubic root of 20022203 is about 271.5421715359.

Adding to 20022203 its reverse (30222002), we get a palindrome (50244205).

The spelling of 20022203 in words is "twenty million, twenty-two thousand, two hundred three".