105533513321 has 8 divisors (see below), whose sum is σ = 106209807264. Its totient is φ = 104857571520.

The previous prime is 105533513317. The next prime is 105533513353. The reversal of 105533513321 is 123315335501.

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

It is a cyclic number.

It is not a de Polignac number, because 105533513321 - 2² = 105533513317 is a prime.

It is a super-2 number, since 2×105533513321² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105533513381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526970 + ... + 699116.

It is an arithmetic number, because the mean of its divisors is an integer number (13276225908).

Almost surely, 2^105533513321 is an apocalyptic number.

It is an amenable number.

105533513321 is a deficient number, since it is larger than the sum of its proper divisors (676293943).

105533513321 is a wasteful number, since it uses less digits than its factorization.

105533513321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176071.

The product of its (nonzero) digits is 20250, while the sum is 32.

Adding to 105533513321 its reverse (123315335501), we get a palindrome (228848848822).

The spelling of 105533513321 in words is "one hundred five billion, five hundred thirty-three million, five hundred thirteen thousand, three hundred twenty-one".