1321300110033 has 36 divisors (see below), whose sum is σ = 2002720591872. Its totient is φ = 839363709360.

The previous prime is 1321300109981. The next prime is 1321300110047. The reversal of 1321300110033 is 3300110031231.

It is a happy number.

1321300110033 is a `hidden beast` number, since 1 + 321 + 300 + 1 + 10 + 0 + 33 = 666.

It is not a de Polignac number, because 1321300110033 - 2¹³ = 1321300101841 is a prime.

It is a super-2 number, since 2×1321300110033² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1321300109988 and 1321300110015.

It is not an unprimeable number, because it can be changed into a prime (1321300110833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 724528 + ... + 1779758.

It is an arithmetic number, because the mean of its divisors is an integer number (55631127552).

Almost surely, 2^{1321300110033} is an apocalyptic number.

It is an amenable number.

1321300110033 is a deficient number, since it is larger than the sum of its proper divisors (681420481839).

1321300110033 is a wasteful number, since it uses less digits than its factorization.

1321300110033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055546 (or 1055520 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 1321300110033 its reverse (3300110031231), we get a palindrome (4621410141264).

The spelling of 1321300110033 in words is "one trillion, three hundred twenty-one billion, three hundred million, one hundred ten thousand, thirty-three".