106013321 has 4 divisors (see below), whose sum is σ = 106159872. Its totient is φ = 105866772.

The previous prime is 106013317. The next prime is 106013333. The reversal of 106013321 is 123310601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 106013321 - 2² = 106013317 is a prime.

It is a super-2 number, since 2×106013321² = 22477648458898082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106013321.

It is not an unprimeable number, because it can be changed into a prime (106013381) by changing a digit.

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, 72185 + ... + 73638.

It is an arithmetic number, because the mean of its divisors is an integer number (26539968).

Almost surely, 2^106013321 is an apocalyptic number.

It is an amenable number.

106013321 is a deficient number, since it is larger than the sum of its proper divisors (146551).

106013321 is an equidigital number, since it uses as much as digits as its factorization.

106013321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146550.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 106013321 is about 10296.2770456122. The cubic root of 106013321 is about 473.2821732160.

Adding to 106013321 its reverse (123310601), we get a palindrome (229323922).

The spelling of 106013321 in words is "one hundred six million, thirteen thousand, three hundred twenty-one".