213233331020 has 12 divisors (see below), whose sum is σ = 447789995184. Its totient is φ = 85293332400.

The previous prime is 213233331013. The next prime is 213233331049. The reversal of 213233331020 is 20133332312.

213233331020 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 3 ways as a sum of consecutive naturals, for example, 5330833256 + ... + 5330833295.

It is an arithmetic number, because the mean of its divisors is an integer number (37315832932).

Almost surely, 2^213233331020 is an apocalyptic number.

213233331020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213233331020 is an abundant number, since it is smaller than the sum of its proper divisors (234556664164).

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

213233331020 is a wasteful number, since it uses less digits than its factorization.

213233331020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10661666560 (or 10661666558 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 213233331020 its reverse (20133332312), we get a palindrome (233366663332).

The spelling of 213233331020 in words is "two hundred thirteen billion, two hundred thirty-three million, three hundred thirty-one thousand, twenty".