203213100012003 has 6 divisors (see below), whose sum is σ = 293530033350684. Its totient is φ = 135475400007996.

The previous prime is 203213100011981. The next prime is 203213100012011. The reversal of 203213100012003 is 300210001312302.

203213100012003 is a `hidden beast` number, since 20 + 321 + 310 + 0 + 0 + 12 + 0 + 0 + 3 = 666.

It is not a de Polignac number, because 203213100012003 - 2¹³ = 203213100003811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203213100012203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11289616667325 + ... + 11289616667342.

It is an arithmetic number, because the mean of its divisors is an integer number (48921672225114).

Almost surely, 2^{203213100012003} is an apocalyptic number.

203213100012003 is a deficient number, since it is larger than the sum of its proper divisors (90316933338681).

203213100012003 is a wasteful number, since it uses less digits than its factorization.

203213100012003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22579233334673 (or 22579233334670 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 203213100012003 its reverse (300210001312302), we get a palindrome (503423101324305).

The spelling of 203213100012003 in words is "two hundred three trillion, two hundred thirteen billion, one hundred million, twelve thousand, three".