10002011113321 has 4 divisors (see below), whose sum is σ = 10002049108612. Its totient is φ = 10001973118032.

The previous prime is 10002011113229. The next prime is 10002011113333. The reversal of 10002011113321 is 12331111020001.

It is a happy number.

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 1996569000000 + 8005442113321 = 1413000^2 + 2829389^2 .

It is a cyclic number.

It is not a de Polignac number, because 10002011113321 - 2²³ = 10002002724713 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10002011113295 and 10002011113304.

It is not an unprimeable number, because it can be changed into a prime (10002011113121) 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, 18600006 + ... + 19130191.

It is an arithmetic number, because the mean of its divisors is an integer number (2500512277153).

Almost surely, 2^{10002011113321} is an apocalyptic number.

It is an amenable number.

10002011113321 is a deficient number, since it is larger than the sum of its proper divisors (37995291).

10002011113321 is an equidigital number, since it uses as much as digits as its factorization.

10002011113321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37995290.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 10002011113321 its reverse (12331111020001), we get a palindrome (22333122133322).

The spelling of 10002011113321 in words is "ten trillion, two billion, eleven million, one hundred thirteen thousand, three hundred twenty-one".