1234324020221 has 8 divisors (see below), whose sum is σ = 1300979125080. Its totient is φ = 1169275062592.

The previous prime is 1234324020217. The next prime is 1234324020233. The reversal of 1234324020221 is 1220204234321.

It can be written as a sum of positive squares in 4 ways, for example, as 27865624900 + 1206458395321 = 166930^2 + 1098389^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1234324020221 - 2² = 1234324020217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234324020211) 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, 401535230 + ... + 401538303.

It is an arithmetic number, because the mean of its divisors is an integer number (162622390635).

Almost surely, 2^{1234324020221} is an apocalyptic number.

It is an amenable number.

1234324020221 is a deficient number, since it is larger than the sum of its proper divisors (66655104859).

1234324020221 is an equidigital number, since it uses as much as digits as its factorization.

1234324020221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803073615.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 1234324020221 its reverse (1220204234321), we get a palindrome (2454528254542).

The spelling of 1234324020221 in words is "one trillion, two hundred thirty-four billion, three hundred twenty-four million, twenty thousand, two hundred twenty-one".