32221014021 has 48 divisors (see below), whose sum is σ = 55511688960. Its totient is φ = 17619678720.

The previous prime is 32221014013. The next prime is 32221014043. The reversal of 32221014021 is 12041012223.

It is a happy number.

It is not a de Polignac number, because 32221014021 - 2³ = 32221014013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32221013985 and 32221014003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32221014071) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 128416 + ... + 284486.

It is an arithmetic number, because the mean of its divisors is an integer number (1156493520).

Almost surely, 2^32221014021 is an apocalyptic number.

It is an amenable number.

32221014021 is a deficient number, since it is larger than the sum of its proper divisors (23290674939).

32221014021 is a wasteful number, since it uses less digits than its factorization.

32221014021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156226 (or 156223 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 32221014021 its reverse (12041012223), we get a palindrome (44262026244).

The spelling of 32221014021 in words is "thirty-two billion, two hundred twenty-one million, fourteen thousand, twenty-one".