203301123312013 has 8 divisors (see below), whose sum is σ = 215410229282808. Its totient is φ = 191208708048384.

The previous prime is 203301123311999. The next prime is 203301123312037. The reversal of 203301123312013 is 310213321103302.

It can be written as a sum of positive squares in 4 ways, for example, as 94292217734724 + 109008905577289 = 9710418^2 + 10440733^2 .

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 203301123312013 - 2²⁹ = 203300586441101 is a prime.

It is a super-2 number, since 2×203301123312013² (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 (203301123312043) 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, 4172651706 + ... + 4172700427.

It is an arithmetic number, because the mean of its divisors is an integer number (26926278660351).

Almost surely, 2^{203301123312013} is an apocalyptic number.

It is an amenable number.

203301123312013 is a deficient number, since it is larger than the sum of its proper divisors (12109105970795).

203301123312013 is a wasteful number, since it uses less digits than its factorization.

203301123312013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8345353583.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 203301123312013 its reverse (310213321103302), we get a palindrome (513514444415315).

The spelling of 203301123312013 in words is "two hundred three trillion, three hundred one billion, one hundred twenty-three million, three hundred twelve thousand, thirteen".