100312330 has 8 divisors (see below), whose sum is σ = 180562212. Its totient is φ = 40124928.

The previous prime is 100312327. The next prime is 100312337. The reversal of 100312330 is 33213001.

It can be written as a sum of positive squares in 2 ways, for example, as 97239321 + 3073009 = 9861^2 + 1753^2 .

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

It is a zygodrome in base 4.

It is a self number, because there is not a number n which added to its sum of digits gives 100312330.

It is not an unprimeable number, because it can be changed into a prime (100312337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5015607 + ... + 5015626.

Almost surely, 2^100312330 is an apocalyptic number.

100312330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100312330 is a deficient number, since it is larger than the sum of its proper divisors (80249882).

100312330 is a wasteful number, since it uses less digits than its factorization.

100312330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10031240.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 100312330 is about 10015.6043252517. The cubic root of 100312330 is about 464.6416169491.

Adding to 100312330 its reverse (33213001), we get a palindrome (133525331).

The spelling of 100312330 in words is "one hundred million, three hundred twelve thousand, three hundred thirty".