100302030 has 64 divisors (see below), whose sum is σ = 268660800. Its totient is φ = 26628480.

The previous prime is 100302029. The next prime is 100302049. The reversal of 100302030 is 30203001.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71940 + ... + 73320.

It is an arithmetic number, because the mean of its divisors is an integer number (4197825).

Almost surely, 2^100302030 is an apocalyptic number.

100302030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 100302030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134330400).

100302030 is an abundant number, since it is smaller than the sum of its proper divisors (168358770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100302030 is a wasteful number, since it uses less digits than its factorization.

100302030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666 (or 1660 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 100302030 is about 10015.0901144223. The cubic root of 100302030 is about 464.6257133792.

Adding to 100302030 its reverse (30203001), we get a palindrome (130505031).

The spelling of 100302030 in words is "one hundred million, three hundred two thousand, thirty".