100303030 has 16 divisors (see below), whose sum is σ = 183952944. Its totient is φ = 39364000.

The previous prime is 100303019. The next prime is 100303037. The reversal of 100303030 is 30303001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (10).

100303030 is a modest number, since divided by 303030 gives 100 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 100302998 and 100303016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100303037) 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, 94096 + ... + 95155.

It is an arithmetic number, because the mean of its divisors is an integer number (11497059).

Almost surely, 2^100303030 is an apocalyptic number.

100303030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100303030 is a deficient number, since it is larger than the sum of its proper divisors (83649914).

100303030 is a wasteful number, since it uses less digits than its factorization.

100303030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189311.

The product of its (nonzero) digits is 27, while the sum is 10.

The square root of 100303030 is about 10015.1400389610. The cubic root of 100303030 is about 464.6272574628.

Adding to 100303030 its reverse (30303001), we get a palindrome (130606031).

The spelling of 100303030 in words is "one hundred million, three hundred three thousand, thirty".