100001235 has 8 divisors (see below), whose sum is σ = 160002000. Its totient is φ = 53333984.

The previous prime is 100001227. The next prime is 100001303. The reversal of 100001235 is 532100001.

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

It is a cyclic number.

It is not a de Polignac number, because 100001235 - 2³ = 100001227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100001235.

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, 3333360 + ... + 3333389.

It is an arithmetic number, because the mean of its divisors is an integer number (20000250).

Almost surely, 2^100001235 is an apocalyptic number.

100001235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100001235 is a deficient number, since it is larger than the sum of its proper divisors (60000765).

100001235 is an equidigital number, since it uses as much as digits as its factorization.

100001235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6666757.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 100001235 is about 10000.0617498093. The cubic root of 100001235 is about 464.1607941408.

Adding to 100001235 its reverse (532100001), we get a palindrome (632101236).

The spelling of 100001235 in words is "one hundred million, one thousand, two hundred thirty-five".