203133231120213 has 12 divisors (see below), whose sum is σ = 293418582483520. Its totient is φ = 135420347014056.

The previous prime is 203133231120181. The next prime is 203133231120223. The reversal of 203133231120213 is 312021132331302.

203133231120213 is a `hidden beast` number, since 2 + 0 + 3 + 1 + 3 + 323 + 1 + 120 + 213 = 666.

It is not a de Polignac number, because 203133231120213 - 2⁵ = 203133231120181 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 (203133231120223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149876731 + ... + 151225992.

Almost surely, 2^{203133231120213} is an apocalyptic number.

It is an amenable number.

203133231120213 is a deficient number, since it is larger than the sum of its proper divisors (90285351363307).

203133231120213 is a wasteful number, since it uses less digits than its factorization.

203133231120213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301177688 (or 301177685 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 203133231120213 its reverse (312021132331302), we get a palindrome (515154363451515).

The spelling of 203133231120213 in words is "two hundred three trillion, one hundred thirty-three billion, two hundred thirty-one million, one hundred twenty thousand, two hundred thirteen".