213033000020 has 12 divisors (see below), whose sum is σ = 447369300084. Its totient is φ = 85213200000.

The previous prime is 213033000007. The next prime is 213033000023. The reversal of 213033000020 is 20000330312.

It can be written as a sum of positive squares in 2 ways, for example, as 110231968144 + 102801031876 = 332012^2 + 320626^2 .

It is a junction number, because it is equal to n+sod(n) for n = 213032999959 and 213033000004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213033000023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5325824981 + ... + 5325825020.

It is an arithmetic number, because the mean of its divisors is an integer number (37280775007).

Almost surely, 2^213033000020 is an apocalyptic number.

213033000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213033000020 is an abundant number, since it is smaller than the sum of its proper divisors (234336300064).

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

213033000020 is a wasteful number, since it uses less digits than its factorization.

213033000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10651650010 (or 10651650008 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 213033000020 its reverse (20000330312), we get a palindrome (233033330332).

The spelling of 213033000020 in words is "two hundred thirteen billion, thirty-three million, twenty", and thus it is an aban number.