213330331020 has 24 divisors (see below), whose sum is σ = 597324927024. Its totient is φ = 56888088256.

The previous prime is 213330330991. The next prime is 213330331063. The reversal of 213330331020 is 20133033312.

213330331020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1777752699 + ... + 1777752818.

It is an arithmetic number, because the mean of its divisors is an integer number (24888538626).

Almost surely, 2^213330331020 is an apocalyptic number.

213330331020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213330331020 is an abundant number, since it is smaller than the sum of its proper divisors (383994596004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213330331020 is a wasteful number, since it uses less digits than its factorization.

213330331020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3555505529 (or 3555505527 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 213330331020 its reverse (20133033312), we get a palindrome (233463364332).

The spelling of 213330331020 in words is "two hundred thirteen billion, three hundred thirty million, three hundred thirty-one thousand, twenty".