200343123111 has 8 divisors (see below), whose sum is σ = 274343736304. Its totient is φ = 129952296000.

The previous prime is 200343123091. The next prime is 200343123139. The reversal of 200343123111 is 111321343002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200343123111 - 2¹⁰ = 200343122087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200343123181) 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, 902446390 + ... + 902446611.

It is an arithmetic number, because the mean of its divisors is an integer number (34292967038).

Almost surely, 2^200343123111 is an apocalyptic number.

200343123111 is a deficient number, since it is larger than the sum of its proper divisors (74000613193).

200343123111 is a wasteful number, since it uses less digits than its factorization.

200343123111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804893041.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 200343123111 its reverse (111321343002), we get a palindrome (311664466113).

The spelling of 200343123111 in words is "two hundred billion, three hundred forty-three million, one hundred twenty-three thousand, one hundred eleven".