200203011 has 12 divisors (see below), whose sum is σ = 293144488. Its totient is φ = 131639904.

The previous prime is 200203007. The next prime is 200203013. The reversal of 200203011 is 110302002.

It is a happy number.

It is not a de Polignac number, because 200203011 - 2² = 200203007 is a prime.

It is a super-2 number, since 2×200203011² = 80162491226932242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200202984 and 200203002.

It is not an unprimeable number, because it can be changed into a prime (200203013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 151705 + ... + 153018.

Almost surely, 2^200203011 is an apocalyptic number.

200203011 is a deficient number, since it is larger than the sum of its proper divisors (92941477).

200203011 is a wasteful number, since it uses less digits than its factorization.

200203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304802 (or 304799 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 200203011 is about 14149.3113259975. The cubic root of 200203011 is about 585.0013499859.

Adding to 200203011 its reverse (110302002), we get a palindrome (310505013).

The spelling of 200203011 in words is "two hundred million, two hundred three thousand, eleven".