101306 has 8 divisors (see below), whose sum is σ = 156180. Its totient is φ = 49284.

The previous prime is 101293. The next prime is 101323. The reversal of 101306 is 603101.

It can be written as a sum of positive squares in 2 ways, for example, as 93025 + 8281 = 305^2 + 91^2 .

It is an Ulam number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2720 + ... + 2756.

2¹⁰¹³⁰⁶ is an apocalyptic number.

101306 is a deficient number, since it is larger than the sum of its proper divisors (54874).

101306 is an frugal number, since it uses more digits than its factorization.

101306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 39 counting only the distinct ones).

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

The square root of 101306 is about 318.2860348806. The cubic root of 101306 is about 46.6170788461.

Adding to 101306 its reverse (603101), we get a palindrome (704407).

The spelling of 101306 in words is "one hundred one thousand, three hundred six".