1005120503320 has 16 divisors (see below), whose sum is σ = 2261521132560. Its totient is φ = 402048201312.

The previous prime is 1005120503267. The next prime is 1005120503339. The reversal of 1005120503320 is 233050215001.

1005120503320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1005120503291 and 1005120503300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12564006252 + ... + 12564006331.

It is an arithmetic number, because the mean of its divisors is an integer number (141345070785).

Almost surely, 2^{1005120503320} is an apocalyptic number.

1005120503320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1005120503320 is an abundant number, since it is smaller than the sum of its proper divisors (1256400629240).

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

1005120503320 is a wasteful number, since it uses less digits than its factorization.

1005120503320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25128012594 (or 25128012590 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 1005120503320 its reverse (233050215001), we get a palindrome (1238170718321).

The spelling of 1005120503320 in words is "one trillion, five billion, one hundred twenty million, five hundred three thousand, three hundred twenty".