2030303310021 has 144 divisors (see below), whose sum is σ = 3630624940800. Its totient is φ = 1088579471616.

The previous prime is 2030303309911. The next prime is 2030303310037. The reversal of 2030303310021 is 1200133030302.

2030303310021 is a `hidden beast` number, since 2 + 0 + 30 + 303 + 310 + 0 + 21 = 666.

It is not a de Polignac number, because 2030303310021 - 2¹¹ = 2030303307973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2030303309976 and 2030303310003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2030303310421) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 55410535 + ... + 55447163.

It is an arithmetic number, because the mean of its divisors is an integer number (25212673200).

Almost surely, 2^{2030303310021} is an apocalyptic number.

2030303310021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2030303310021 is a deficient number, since it is larger than the sum of its proper divisors (1600321630779).

2030303310021 is a wasteful number, since it uses less digits than its factorization.

2030303310021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36808 (or 36798 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 2030303310021 its reverse (1200133030302), we get a palindrome (3230436340323).

The spelling of 2030303310021 in words is "two trillion, thirty billion, three hundred three million, three hundred ten thousand, twenty-one".