203033103231213 has 48 divisors (see below), whose sum is σ = 304390961784000. Its totient is φ = 135240135359616.

The previous prime is 203033103231209. The next prime is 203033103231353. The reversal of 203033103231213 is 312132301330302.

203033103231213 is a `hidden beast` number, since 2 + 0 + 3 + 0 + 3 + 310 + 32 + 312 + 1 + 3 = 666.

It is not a de Polignac number, because 203033103231213 - 2² = 203033103231209 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203033143231213) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2089693831 + ... + 2089790987.

It is an arithmetic number, because the mean of its divisors is an integer number (6341478370500).

Almost surely, 2^{203033103231213} is an apocalyptic number.

It is an amenable number.

203033103231213 is a deficient number, since it is larger than the sum of its proper divisors (101357858552787).

203033103231213 is an equidigital number, since it uses as much as digits as its factorization.

203033103231213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104408 (or 104396 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 203033103231213 its reverse (312132301330302), we get a palindrome (515165404561515).

The spelling of 203033103231213 in words is "two hundred three trillion, thirty-three billion, one hundred three million, two hundred thirty-one thousand, two hundred thirteen".