101630 has 8 divisors (see below), whose sum is σ = 182952. Its totient is φ = 40648.

The previous prime is 101627. The next prime is 101641. The reversal of 101630 is 36101.

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

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5072 + ... + 5091.

It is an arithmetic number, because the mean of its divisors is an integer number (22869).

2¹⁰¹⁶³⁰ is an apocalyptic number.

101630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101630 is a deficient number, since it is larger than the sum of its proper divisors (81322).

101630 is a wasteful number, since it uses less digits than its factorization.

101630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10170.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 101630 is about 318.7946047222. The cubic root of 101630 is about 46.6667233559. Note that the first 3 decimals are identical.

Adding to 101630 its reverse (36101), we get a palindrome (137731).

The spelling of 101630 in words is "one hundred one thousand, six hundred thirty".