101312330 has 32 divisors (see below), whose sum is σ = 208935936. Its totient is φ = 34648704.

The previous prime is 101312317. The next prime is 101312383. The reversal of 101312330 is 33213101.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30407 + ... + 33573.

It is an arithmetic number, because the mean of its divisors is an integer number (6529248).

Almost surely, 2^101312330 is an apocalyptic number.

101312330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101312330 is an abundant number, since it is smaller than the sum of its proper divisors (107623606).

101312330 is a wasteful number, since it uses less digits than its factorization.

101312330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3638.

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 101312330 is about 10065.4026248332. The cubic root of 101312330 is about 466.1804976578.

Adding to 101312330 its reverse (33213101), we get a palindrome (134525431).

The spelling of 101312330 in words is "one hundred one million, three hundred twelve thousand, three hundred thirty".