1003322311320 has 128 divisors (see below), whose sum is σ = 3558581683200. Its totient is φ = 221422849536.

The previous prime is 1003322311307. The next prime is 1003322311441. The reversal of 1003322311320 is 231132233001.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 20569284 + ... + 20618003.

It is an arithmetic number, because the mean of its divisors is an integer number (27801419400).

Almost surely, 2^{1003322311320} is an apocalyptic number.

1003322311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003322311320 is an abundant number, since it is smaller than the sum of its proper divisors (2555259371880).

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

1003322311320 is a wasteful number, since it uses less digits than its factorization.

1003322311320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41187337 (or 41187333 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1003322311320 its reverse (231132233001), we get a palindrome (1234454544321).

The spelling of 1003322311320 in words is "one trillion, three billion, three hundred twenty-two million, three hundred eleven thousand, three hundred twenty".