203320211031013 has 8 divisors (see below), whose sum is σ = 215662603958208. Its totient is φ = 191020304827584.

The previous prime is 203320211030999. The next prime is 203320211031071. The reversal of 203320211031013 is 310130112023302.

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 203320211031013 - 2⁹ = 203320211030501 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 (203320211031073) 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, 10621671081 + ... + 10621690222.

It is an arithmetic number, because the mean of its divisors is an integer number (26957825494776).

Almost surely, 2^{203320211031013} is an apocalyptic number.

It is an amenable number.

203320211031013 is a deficient number, since it is larger than the sum of its proper divisors (12342392927195).

203320211031013 is a wasteful number, since it uses less digits than its factorization.

203320211031013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21243361883.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 203320211031013 its reverse (310130112023302), we get a palindrome (513450323054315).

The spelling of 203320211031013 in words is "two hundred three trillion, three hundred twenty billion, two hundred eleven million, thirty-one thousand, thirteen".