203042010213 has 24 divisors (see below), whose sum is σ = 336917167808. Its totient is φ = 115422838272.

The previous prime is 203042010167. The next prime is 203042010239. The reversal of 203042010213 is 312010240302.

203042010213 is a `hidden beast` number, since 2 + 0 + 30 + 420 + 1 + 0 + 213 = 666.

It is not a de Polignac number, because 203042010213 - 2⁸ = 203042009957 is a prime.

It is a super-2 number, since 2×203042010213² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203042010313) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8337295 + ... + 8361612.

Almost surely, 2^203042010213 is an apocalyptic number.

It is an amenable number.

203042010213 is a deficient number, since it is larger than the sum of its proper divisors (133875157595).

203042010213 is a wasteful number, since it uses less digits than its factorization.

203042010213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16699113 (or 16699110 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 203042010213 its reverse (312010240302), we get a palindrome (515052250515).

The spelling of 203042010213 in words is "two hundred three billion, forty-two million, ten thousand, two hundred thirteen".