203213333013 has 16 divisors (see below), whose sum is σ = 271586056896. Its totient is φ = 135158186240.

The previous prime is 203213332997. The next prime is 203213333021. The reversal of 203213333013 is 310333312302.

It is a cyclic number.

It is not a de Polignac number, because 203213333013 - 2⁴ = 203213332997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203213333023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12097006 + ... + 12113792.

It is an arithmetic number, because the mean of its divisors is an integer number (16974128556).

Almost surely, 2^203213333013 is an apocalyptic number.

It is an amenable number.

203213333013 is a deficient number, since it is larger than the sum of its proper divisors (68372723883).

203213333013 is a wasteful number, since it uses less digits than its factorization.

203213333013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26004.

The product of its (nonzero) digits is 2916, while the sum is 24.

Adding to 203213333013 its reverse (310333312302), we get a palindrome (513546645315).

The spelling of 203213333013 in words is "two hundred three billion, two hundred thirteen million, three hundred thirty-three thousand, thirteen".