32210042021 has 16 divisors (see below), whose sum is σ = 33728341248. Its totient is φ = 30727852800.

The previous prime is 32210042009. The next prime is 32210042041. The reversal of 32210042021 is 12024001223.

It is a cyclic number.

It is not a de Polignac number, because 32210042021 - 2³⁰ = 31136300197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32210042041) 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, 2291906 + ... + 2305916.

It is an arithmetic number, because the mean of its divisors is an integer number (2108021328).

Almost surely, 2^32210042021 is an apocalyptic number.

It is an amenable number.

32210042021 is a deficient number, since it is larger than the sum of its proper divisors (1518299227).

32210042021 is a wasteful number, since it uses less digits than its factorization.

32210042021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15292.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 32210042021 its reverse (12024001223), we get a palindrome (44234043244).

The spelling of 32210042021 in words is "thirty-two billion, two hundred ten million, forty-two thousand, twenty-one".