1003003020030 has 128 divisors (see below), whose sum is σ = 2711346794496. Its totient is φ = 235257292800.

The previous prime is 1003003020001. The next prime is 1003003020049. The reversal of 1003003020030 is 300203003001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1003003019988 and 1003003020015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 68052822 + ... + 68067558.

It is an arithmetic number, because the mean of its divisors is an integer number (21182396832).

Almost surely, 2^{1003003020030} is an apocalyptic number.

1003003020030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003003020030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1355673397248).

1003003020030 is an abundant number, since it is smaller than the sum of its proper divisors (1708343774466).

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

1003003020030 is a wasteful number, since it uses less digits than its factorization.

1003003020030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21442.

The product of its (nonzero) digits is 54, while the sum is 12.

Adding to 1003003020030 its reverse (300203003001), we get a palindrome (1303206023031).

The spelling of 1003003020030 in words is "one trillion, three billion, three million, twenty thousand, thirty".