1133113210321 has 4 divisors (see below), whose sum is σ = 1133306283700. Its totient is φ = 1132920136944.

The previous prime is 1133113210297. The next prime is 1133113210337. The reversal of 1133113210321 is 1230123113311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 566164448721 + 566948761600 = 752439^2 + 752960^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133113210321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1133113210292 and 1133113210301.

It is not an unprimeable number, because it can be changed into a prime (1133113210351) 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 3 ways as a sum of consecutive naturals, for example, 96527886 + ... + 96539623.

It is an arithmetic number, because the mean of its divisors is an integer number (283326570925).

Almost surely, 2^{1133113210321} is an apocalyptic number.

It is an amenable number.

1133113210321 is a deficient number, since it is larger than the sum of its proper divisors (193073379).

1133113210321 is an equidigital number, since it uses as much as digits as its factorization.

1133113210321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193073378.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1133113210321 its reverse (1230123113311), we get a palindrome (2363236323632).

The spelling of 1133113210321 in words is "one trillion, one hundred thirty-three billion, one hundred thirteen million, two hundred ten thousand, three hundred twenty-one".