32010222122221 has 16 divisors (see below), whose sum is σ = 37336070102400. Its totient is φ = 27432654970560.

The previous prime is 32010222122161. The next prime is 32010222122233. The reversal of 32010222122221 is 12222122201023.

It is a happy number.

It is not a de Polignac number, because 32010222122221 - 2²³ = 32010213733613 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32010222122192 and 32010222122201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32010222122521) 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, 5940940 + ... + 9965701.

It is an arithmetic number, because the mean of its divisors is an integer number (2333504381400).

Almost surely, 2^{32010222122221} is an apocalyptic number.

It is an amenable number.

32010222122221 is a deficient number, since it is larger than the sum of its proper divisors (5325847980179).

32010222122221 is an equidigital number, since it uses as much as digits as its factorization.

32010222122221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15912529 (or 15912515 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 32010222122221 its reverse (12222122201023), we get a palindrome (44232344323244).

The spelling of 32010222122221 in words is "thirty-two trillion, ten billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred twenty-one".