203000013121013 has 8 divisors (see below), whose sum is σ = 203269624742688. Its totient is φ = 202730475571344.

The previous prime is 203000013120941. The next prime is 203000013121067. The reversal of 203000013121013 is 310121310000302.

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 203000013121013 - 2¹² = 203000013116917 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203000013120982 and 203000013121000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203000013121093) 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, 13032131 + ... + 23996592.

It is an arithmetic number, because the mean of its divisors is an integer number (25408703092836).

Almost surely, 2^{203000013121013} is an apocalyptic number.

It is an amenable number.

203000013121013 is a deficient number, since it is larger than the sum of its proper divisors (269611621675).

203000013121013 is an equidigital number, since it uses as much as digits as its factorization.

203000013121013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37036003.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 203000013121013 its reverse (310121310000302), we get a palindrome (513121323121315).

The spelling of 203000013121013 in words is "two hundred three trillion, thirteen million, one hundred twenty-one thousand, thirteen".