102043343211 has 4 divisors (see below), whose sum is σ = 136057790952. Its totient is φ = 68028895472.

The previous prime is 102043343203. The next prime is 102043343221. The reversal of 102043343211 is 112343340201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102043343211 - 2³ = 102043343203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102043343221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17007223866 + ... + 17007223871.

It is an arithmetic number, because the mean of its divisors is an integer number (34014447738).

Almost surely, 2^102043343211 is an apocalyptic number.

102043343211 is a deficient number, since it is larger than the sum of its proper divisors (34014447741).

102043343211 is an equidigital number, since it uses as much as digits as its factorization.

102043343211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34014447740.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 102043343211 its reverse (112343340201), we get a palindrome (214386683412).

The spelling of 102043343211 in words is "one hundred two billion, forty-three million, three hundred forty-three thousand, two hundred eleven".