100330989 has 8 divisors (see below), whose sum is σ = 145936032. Its totient is φ = 60806640.

The previous prime is 100330933. The next prime is 100330999. The reversal of 100330989 is 989033001.

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

It is not a de Polignac number, because 100330989 - 2¹⁷ = 100199917 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 3040333 = 100330989 / (1 + 0 + 0 + 3 + 3 + 0 + 9 + 8 + 9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100330999) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1520134 + ... + 1520199.

It is an arithmetic number, because the mean of its divisors is an integer number (18242004).

Almost surely, 2^100330989 is an apocalyptic number.

It is an amenable number.

100330989 is a deficient number, since it is larger than the sum of its proper divisors (45605043).

100330989 is a wasteful number, since it uses less digits than its factorization.

100330989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3040347.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 100330989 is about 10016.5357784016. The cubic root of 100330989 is about 464.6704243431.

The spelling of 100330989 in words is "one hundred million, three hundred thirty thousand, nine hundred eighty-nine".