200231121013 has 24 divisors (see below), whose sum is σ = 251770447040. Its totient is φ = 155875104000.

The previous prime is 200231121001. The next prime is 200231121019. The reversal of 200231121013 is 310121132002.

It is a de Polignac number, because none of the positive numbers 2^k-200231121013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200231121019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 777733 + ... + 1002661.

Almost surely, 2^200231121013 is an apocalyptic number.

It is an amenable number.

200231121013 is a deficient number, since it is larger than the sum of its proper divisors (51539326027).

200231121013 is a wasteful number, since it uses less digits than its factorization.

200231121013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226009 (or 225998 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 200231121013 its reverse (310121132002), we get a palindrome (510352253015).

The spelling of 200231121013 in words is "two hundred billion, two hundred thirty-one million, one hundred twenty-one thousand, thirteen".