10213043000020 has 36 divisors (see below), whose sum is σ = 24949005045300. Its totient is φ = 3501614742528.

The previous prime is 10213043000003. The next prime is 10213043000029. The reversal of 10213043000020 is 2000034031201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5411457672516 + 4801585327504 = 2326254^2 + 2191252^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10213042999958 and 10213043000003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213043000029) 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, 5210735245 + ... + 5210737204.

It is an arithmetic number, because the mean of its divisors is an integer number (693027917925).

Almost surely, 2^{10213043000020} is an apocalyptic number.

10213043000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10213043000020 is an abundant number, since it is smaller than the sum of its proper divisors (14735962045280).

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

10213043000020 is a wasteful number, since it uses less digits than its factorization.

10213043000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10421472472 (or 10421472463 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 10213043000020 its reverse (2000034031201), we get a palindrome (12213077031221).

The spelling of 10213043000020 in words is "ten trillion, two hundred thirteen billion, forty-three million, twenty", and thus it is an aban number.