1002420341320 has 64 divisors (see below), whose sum is σ = 2289583008000. Its totient is φ = 394924128768.

The previous prime is 1002420341311. The next prime is 1002420341339. The reversal of 1002420341320 is 231430242001.

It is a junction number, because it is equal to n+sod(n) for n = 1002420341291 and 1002420341300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 904639 + ... + 1680241.

It is an arithmetic number, because the mean of its divisors is an integer number (35774734500).

Almost surely, 2^{1002420341320} is an apocalyptic number.

1002420341320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002420341320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1144791504000).

1002420341320 is an abundant number, since it is smaller than the sum of its proper divisors (1287162666680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002420341320 is a wasteful number, since it uses less digits than its factorization.

1002420341320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776102 (or 776098 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1002420341320 its reverse (231430242001), we get a palindrome (1233850583321).

The spelling of 1002420341320 in words is "one trillion, two billion, four hundred twenty million, three hundred forty-one thousand, three hundred twenty".