2102303003321 has 8 divisors (see below), whose sum is σ = 2157923102088. Its totient is φ = 2047365360000.

The previous prime is 2102303003309. The next prime is 2102303003327. The reversal of 2102303003321 is 1233003032012.

It can be written as a sum of positive squares in 4 ways, for example, as 2516527225 + 2099786476096 = 50165^2 + 1449064^2 .

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 2102303003321 - 2⁶ = 2102303003257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2102303003293 and 2102303003302.

It is not an unprimeable number, because it can be changed into a prime (2102303003327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170607620 + ... + 170619941.

It is an arithmetic number, because the mean of its divisors is an integer number (269740387761).

Almost surely, 2^{2102303003321} is an apocalyptic number.

It is an amenable number.

2102303003321 is a deficient number, since it is larger than the sum of its proper divisors (55620098767).

2102303003321 is a wasteful number, since it uses less digits than its factorization.

2102303003321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341227723.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 2102303003321 its reverse (1233003032012), we get a palindrome (3335306035333).

The spelling of 2102303003321 in words is "two trillion, one hundred two billion, three hundred three million, three thousand, three hundred twenty-one".