203313210005 has 16 divisors (see below), whose sum is σ = 252758465280. Its totient is φ = 156811921728.

The previous prime is 203313209987. The next prime is 203313210007. The reversal of 203313210005 is 500012313302.

It is a cyclic number.

It is not a de Polignac number, because 203313210005 - 2¹⁶ = 203313144469 is a prime.

It is a super-2 number, since 2×203313210005² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203313210007) 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, 927437 + ... + 1125506.

It is an arithmetic number, because the mean of its divisors is an integer number (15797404080).

Almost surely, 2^203313210005 is an apocalyptic number.

It is an amenable number.

203313210005 is a deficient number, since it is larger than the sum of its proper divisors (49445255275).

203313210005 is a wasteful number, since it uses less digits than its factorization.

203313210005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2053660.

The product of its (nonzero) digits is 540, while the sum is 20.

Adding to 203313210005 its reverse (500012313302), we get a palindrome (703325523307).

The spelling of 203313210005 in words is "two hundred three billion, three hundred thirteen million, two hundred ten thousand, five".