21032322000020 has 12 divisors (see below), whose sum is σ = 44167876200084. Its totient is φ = 8412928800000.

The previous prime is 21032321999993. The next prime is 21032322000037. The reversal of 21032322000020 is 2000022323012.

It can be written as a sum of positive squares in 2 ways, for example, as 6746840011024 + 14285481988996 = 2597468^2 + 3779614^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525808049981 + ... + 525808050020.

It is an arithmetic number, because the mean of its divisors is an integer number (3680656350007).

Almost surely, 2^{21032322000020} is an apocalyptic number.

21032322000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21032322000020 is an abundant number, since it is smaller than the sum of its proper divisors (23135554200064).

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

21032322000020 is a wasteful number, since it uses less digits than its factorization.

21032322000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051616100010 (or 1051616100008 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 21032322000020 its reverse (2000022323012), we get a palindrome (23032344323032).

The spelling of 21032322000020 in words is "twenty-one trillion, thirty-two billion, three hundred twenty-two million, twenty", and thus it is an aban number.