332244001221 has 16 divisors (see below), whose sum is σ = 484060182528. Its totient is φ = 201028258800.

The previous prime is 332244001217. The next prime is 332244001223. The reversal of 332244001221 is 122100442233.

It is a happy number.

It is not a de Polignac number, because 332244001221 - 2² = 332244001217 is a prime.

It is a super-2 number, since 2×332244001221² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 332244001191 and 332244001200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (332244001223) 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, 8273215 + ... + 8313276.

It is an arithmetic number, because the mean of its divisors is an integer number (30253761408).

Almost surely, 2^332244001221 is an apocalyptic number.

It is an amenable number.

332244001221 is a deficient number, since it is larger than the sum of its proper divisors (151816181307).

332244001221 is a wasteful number, since it uses less digits than its factorization.

332244001221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16587112.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 332244001221 its reverse (122100442233), we get a palindrome (454344443454).

The spelling of 332244001221 in words is "three hundred thirty-two billion, two hundred forty-four million, one thousand, two hundred twenty-one".