203056213 has 8 divisors (see below), whose sum is σ = 212076288. Its totient is φ = 194052144.

The previous prime is 203056207. The next prime is 203056219. The reversal of 203056213 is 312650302.

It is an interprime number because it is at equal distance from previous prime (203056207) and next prime (203056219).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 203056213 - 2⁵ = 203056181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203056219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27195 + ... + 33847.

It is an arithmetic number, because the mean of its divisors is an integer number (26509536).

Almost surely, 2^203056213 is an apocalyptic number.

203056213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

203056213 is a deficient number, since it is larger than the sum of its proper divisors (9020075).

203056213 is a wasteful number, since it uses less digits than its factorization.

203056213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8003.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 203056213 is about 14249.7794018013. The cubic root of 203056213 is about 587.7673090501.

The spelling of 203056213 in words is "two hundred three million, fifty-six thousand, two hundred thirteen".