203301223231013 has 8 divisors (see below), whose sum is σ = 205101304032600. Its totient is φ = 201501159182848.

The previous prime is 203301223230979. The next prime is 203301223231037. The reversal of 203301223231013 is 310132322103302.

It can be written as a sum of positive squares in 4 ways, for example, as 37659123710209 + 165642099520804 = 6136703^2 + 12870202^2 .

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 203301223231013 - 2²² = 203301219036709 is a prime.

It is a super-2 number, since 2×203301223231013² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203301223239013) 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, 20848553 + ... + 29004561.

It is an arithmetic number, because the mean of its divisors is an integer number (25637663004075).

Almost surely, 2^{203301223231013} is an apocalyptic number.

It is an amenable number.

203301223231013 is a deficient number, since it is larger than the sum of its proper divisors (1800080801587).

203301223231013 is a wasteful number, since it uses less digits than its factorization.

203301223231013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8376711.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 203301223231013 its reverse (310132322103302), we get a palindrome (513433545334315).

The spelling of 203301223231013 in words is "two hundred three trillion, three hundred one billion, two hundred twenty-three million, two hundred thirty-one thousand, thirteen".