200321013 has 16 divisors (see below), whose sum is σ = 285456960. Its totient is φ = 124513536.

The previous prime is 200320999. The next prime is 200321027. The reversal of 200321013 is 310123002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (200320999) and next prime (200321027).

It is not a de Polignac number, because 200321013 - 2⁶ = 200320949 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 200321013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200321063) 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, 12898 + ... + 23811.

It is an arithmetic number, because the mean of its divisors is an integer number (17841060).

Almost surely, 2^200321013 is an apocalyptic number.

It is an amenable number.

200321013 is a deficient number, since it is larger than the sum of its proper divisors (85135947).

200321013 is a wasteful number, since it uses less digits than its factorization.

200321013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36836.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 200321013 is about 14153.4805966589. The cubic root of 200321013 is about 585.1162629615.

Adding to 200321013 its reverse (310123002), we get a palindrome (510444015).

The spelling of 200321013 in words is "two hundred million, three hundred twenty-one thousand, thirteen".