1002340205221 has 8 divisors (see below), whose sum is σ = 1015054917120. Its totient is φ = 989626165008.

The previous prime is 1002340205201. The next prime is 1002340205263. The reversal of 1002340205221 is 1225020432001.

It is a happy number.

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 1002340205221 - 2¹⁵ = 1002340172453 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1002340205192 and 1002340205201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002340205201) 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, 3282180 + ... + 3574546.

It is an arithmetic number, because the mean of its divisors is an integer number (126881864640).

Almost surely, 2^{1002340205221} is an apocalyptic number.

It is an amenable number.

1002340205221 is a deficient number, since it is larger than the sum of its proper divisors (12714711899).

1002340205221 is an equidigital number, since it uses as much as digits as its factorization.

1002340205221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335843.

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 1002340205221 its reverse (1225020432001), we get a palindrome (2227360637222).

The spelling of 1002340205221 in words is "one trillion, two billion, three hundred forty million, two hundred five thousand, two hundred twenty-one".