101313133 has 4 divisors (see below), whose sum is σ = 101337948. Its totient is φ = 101288320.

The previous prime is 101313109. The next prime is 101313161. The reversal of 101313133 is 331313101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 331313101 = 7 ⋅47330443.

It can be written as a sum of positive squares in 2 ways, for example, as 60186564 + 41126569 = 7758^2 + 6413^2 .

It is a cyclic number.

It is not a de Polignac number, because 101313133 - 2⁹ = 101312621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101313103) 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, 4678 + ... + 14983.

It is an arithmetic number, because the mean of its divisors is an integer number (25334487).

Almost surely, 2^101313133 is an apocalyptic number.

It is an amenable number.

101313133 is a deficient number, since it is larger than the sum of its proper divisors (24815).

101313133 is an equidigital number, since it uses as much as digits as its factorization.

101313133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24814.

The product of its (nonzero) digits is 81, while the sum is 16.

The square root of 101313133 is about 10065.4425138689. The cubic root of 101313133 is about 466.1817293010.

Adding to 101313133 its reverse (331313101), we get a palindrome (432626234).

The spelling of 101313133 in words is "one hundred one million, three hundred thirteen thousand, one hundred thirty-three".