100121035 has 8 divisors (see below), whose sum is σ = 137308896. Its totient is φ = 68654400.

The previous prime is 100121029. The next prime is 100121039. The reversal of 100121035 is 530121001.

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

It is not a de Polignac number, because 100121035 - 2³ = 100121027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100121039) 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 7 ways as a sum of consecutive naturals, for example, 1430266 + ... + 1430335.

It is an arithmetic number, because the mean of its divisors is an integer number (17163612).

Almost surely, 2^100121035 is an apocalyptic number.

100121035 is a deficient number, since it is larger than the sum of its proper divisors (37187861).

100121035 is an equidigital number, since it uses as much as digits as its factorization.

100121035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2860613.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 100121035 is about 10006.0499199234. The cubic root of 100121035 is about 464.3460727615.

Adding to 100121035 its reverse (530121001), we get a palindrome (630242036).

The spelling of 100121035 in words is "one hundred million, one hundred twenty-one thousand, thirty-five".