1030383683820 has 120 divisors (see below), whose sum is σ = 3232911616704. Its totient is φ = 274721393664.

The previous prime is 1030383683809. The next prime is 1030383683887. The reversal of 1030383683820 is 283863830301.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9851037 + ... + 9955083.

Almost surely, 2^{1030383683820} is an apocalyptic number.

1030383683820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1030383683820 is an abundant number, since it is smaller than the sum of its proper divisors (2202527932884).

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

1030383683820 is a wasteful number, since it uses less digits than its factorization.

1030383683820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110181 (or 110170 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 1030383683820 in words is "one trillion, thirty billion, three hundred eighty-three million, six hundred eighty-three thousand, eight hundred twenty".