203020223303013 has 8 divisors (see below), whose sum is σ = 270730983608448. Its totient is φ = 135328139266464.

The previous prime is 203020223303003. The next prime is 203020223303047. The reversal of 203020223303013 is 310303322020302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 203020223303013 - 2¹³ = 203020223294821 is a prime.

It is a super-2 number, since 2×203020223303013² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203020223303003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4669041856 + ... + 4669085337.

It is an arithmetic number, because the mean of its divisors is an integer number (33841372951056).

Almost surely, 2^{203020223303013} is an apocalyptic number.

It is an amenable number.

203020223303013 is a deficient number, since it is larger than the sum of its proper divisors (67710760305435).

203020223303013 is an equidigital number, since it uses as much as digits as its factorization.

203020223303013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9338134443.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 203020223303013 its reverse (310303322020302), we get a palindrome (513323545323315).

The spelling of 203020223303013 in words is "two hundred three trillion, twenty billion, two hundred twenty-three million, three hundred three thousand, thirteen".