200320103406 has 16 divisors (see below), whose sum is σ = 400661617104. Its totient is φ = 66769799424.

The previous prime is 200320103303. The next prime is 200320103447. The reversal of 200320103406 is 604301023002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 769161 + ... + 996116.

It is an arithmetic number, because the mean of its divisors is an integer number (25041351069).

Almost surely, 2^200320103406 is an apocalyptic number.

200320103406 is an abundant number, since it is smaller than the sum of its proper divisors (200341513698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200320103406 is a wasteful number, since it uses less digits than its factorization.

200320103406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784195.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 200320103406 its reverse (604301023002), we get a palindrome (804621126408).

The spelling of 200320103406 in words is "two hundred billion, three hundred twenty million, one hundred three thousand, four hundred six".