1003321201420 has 24 divisors (see below), whose sum is σ = 2107000337904. Its totient is φ = 401323563456.

The previous prime is 1003321201409. The next prime is 1003321201453. The reversal of 1003321201420 is 241021233001.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1678987 + ... + 2196733.

It is an arithmetic number, because the mean of its divisors is an integer number (87791680746).

Almost surely, 2^{1003321201420} is an apocalyptic number.

1003321201420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003321201420 is an abundant number, since it is smaller than the sum of its proper divisors (1103679136484).

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

1003321201420 is a wasteful number, since it uses less digits than its factorization.

1003321201420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614649 (or 614647 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1003321201420 its reverse (241021233001), we get a palindrome (1244342434421).

The spelling of 1003321201420 in words is "one trillion, three billion, three hundred twenty-one million, two hundred one thousand, four hundred twenty".