32011223421 has 8 divisors (see below), whose sum is σ = 42738016864. Its totient is φ = 21312622800.

The previous prime is 32011223417. The next prime is 32011223443. The reversal of 32011223421 is 12432211023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 32011223421 - 2² = 32011223417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32011223471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7045555 + ... + 7050096.

It is an arithmetic number, because the mean of its divisors is an integer number (5342252108).

Almost surely, 2^32011223421 is an apocalyptic number.

It is an amenable number.

32011223421 is a deficient number, since it is larger than the sum of its proper divisors (10726793443).

32011223421 is a wasteful number, since it uses less digits than its factorization.

32011223421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14096411.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 32011223421 its reverse (12432211023), we get a palindrome (44443434444).

The spelling of 32011223421 in words is "thirty-two billion, eleven million, two hundred twenty-three thousand, four hundred twenty-one".