32420224200021 has 16 divisors (see below), whose sum is σ = 49404702057984. Its totient is φ = 18524921528304.

The previous prime is 32420224199999. The next prime is 32420224200097. The reversal of 32420224200021 is 12000242202423.

It is not a de Polignac number, because 32420224200021 - 2⁷ = 32420224199893 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32420224199964 and 32420224200000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32420224204021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37937011 + ... + 38782176.

It is an arithmetic number, because the mean of its divisors is an integer number (3087793878624).

Almost surely, 2^{32420224200021} is an apocalyptic number.

It is an amenable number.

32420224200021 is a deficient number, since it is larger than the sum of its proper divisors (16984477857963).

32420224200021 is a wasteful number, since it uses less digits than its factorization.

32420224200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76739320.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 32420224200021 its reverse (12000242202423), we get a palindrome (44420466402444).

The spelling of 32420224200021 in words is "thirty-two trillion, four hundred twenty billion, two hundred twenty-four million, two hundred thousand, twenty-one".