100434201811 has 2 divisors, whose sum is σ = 100434201812. Its totient is φ = 100434201810.

The previous prime is 100434201809. The next prime is 100434201823. The reversal of 100434201811 is 118102434001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100434201811 - 2¹ = 100434201809 is a prime.

Together with 100434201809, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (100434201841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50217100905 + 50217100906.

It is an arithmetic number, because the mean of its divisors is an integer number (50217100906).

Almost surely, 2^100434201811 is an apocalyptic number.

100434201811 is a deficient number, since it is larger than the sum of its proper divisors (1).

100434201811 is an equidigital number, since it uses as much as digits as its factorization.

100434201811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 25.

Adding to 100434201811 its reverse (118102434001), we get a palindrome (218536635812).

The spelling of 100434201811 in words is "one hundred billion, four hundred thirty-four million, two hundred one thousand, eight hundred eleven".