2002110310321 has 12 divisors (see below), whose sum is σ = 2316491270800. Its totient is φ = 1724305528440.

The previous prime is 2002110310237. The next prime is 2002110310337. The reversal of 2002110310321 is 1230130112002.

It is not a de Polignac number, because 2002110310321 - 2⁹ = 2002110309809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2002110310295 and 2002110310304.

It is not an unprimeable number, because it can be changed into a prime (2002110310381) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 435428391 + ... + 435432988.

Almost surely, 2^{2002110310321} is an apocalyptic number.

It is an amenable number.

2002110310321 is a deficient number, since it is larger than the sum of its proper divisors (314380960479).

2002110310321 is a wasteful number, since it uses less digits than its factorization.

2002110310321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870861420 (or 870861409 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 2002110310321 its reverse (1230130112002), we get a palindrome (3232240422323).

The spelling of 2002110310321 in words is "two trillion, two billion, one hundred ten million, three hundred ten thousand, three hundred twenty-one".