22203983 has 2 divisors, whose sum is σ = 22203984. Its totient is φ = 22203982.

The previous prime is 22203971. The next prime is 22203991. The reversal of 22203983 is 38930222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22203983 - 2¹⁰ = 22202959 is a prime.

It is a super-2 number, since 2×22203983² = 986033722128578, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22203943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101991 + 11101992.

It is an arithmetic number, because the mean of its divisors is an integer number (11101992).

Almost surely, 2^22203983 is an apocalyptic number.

22203983 is a deficient number, since it is larger than the sum of its proper divisors (1).

22203983 is an equidigital number, since it uses as much as digits as its factorization.

22203983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 22203983 is about 4712.1102491347. The cubic root of 22203983 is about 281.0672829348.

The spelling of 22203983 in words is "twenty-two million, two hundred three thousand, nine hundred eighty-three".