3220304124021 has 16 divisors (see below), whose sum is σ = 4307915513664. Its totient is φ = 2139786257024.

The previous prime is 3220304123891. The next prime is 3220304124047. The reversal of 3220304124021 is 1204214030223.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 3220304124021 - 2¹¹ = 3220304121973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3220304123982 and 3220304124000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220304124071) 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, 1844755 + ... + 3137471.

It is an arithmetic number, because the mean of its divisors is an integer number (269244719604).

Almost surely, 2^{3220304124021} is an apocalyptic number.

It is an amenable number.

3220304124021 is a deficient number, since it is larger than the sum of its proper divisors (1087611389643).

3220304124021 is a wasteful number, since it uses less digits than its factorization.

3220304124021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1295460.

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

Adding to 3220304124021 its reverse (1204214030223), we get a palindrome (4424518154244).

The spelling of 3220304124021 in words is "three trillion, two hundred twenty billion, three hundred four million, one hundred twenty-four thousand, twenty-one".