100432011 has 4 divisors (see below), whose sum is σ = 133909352. Its totient is φ = 66954672.

The previous prime is 100432009. The next prime is 100432021. The reversal of 100432011 is 110234001.

It is a happy number.

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

It is not a de Polignac number, because 100432011 - 2¹ = 100432009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100432021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16738666 + ... + 16738671.

It is an arithmetic number, because the mean of its divisors is an integer number (33477338).

Almost surely, 2^100432011 is an apocalyptic number.

100432011 is a deficient number, since it is larger than the sum of its proper divisors (33477341).

100432011 is an equidigital number, since it uses as much as digits as its factorization.

100432011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33477340.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 100432011 is about 10021.5772710687. The cubic root of 100432011 is about 464.8263289471.

Adding to 100432011 its reverse (110234001), we get a palindrome (210666012).

The spelling of 100432011 in words is "one hundred million, four hundred thirty-two thousand, eleven".