1003122013220 has 48 divisors (see below), whose sum is σ = 2187079308288. Its totient is φ = 386060714880.

The previous prime is 1003122013217. The next prime is 1003122013261. The reversal of 1003122013220 is 223102213001.

1003122013220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4568864 + ... + 4783383.

It is an arithmetic number, because the mean of its divisors is an integer number (45564152256).

Almost surely, 2^{1003122013220} is an apocalyptic number.

1003122013220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003122013220 is an abundant number, since it is smaller than the sum of its proper divisors (1183957295068).

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

1003122013220 is a wasteful number, since it uses less digits than its factorization.

1003122013220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9352460 (or 9352458 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1003122013220 its reverse (223102213001), we get a palindrome (1226224226221).

The spelling of 1003122013220 in words is "one trillion, three billion, one hundred twenty-two million, thirteen thousand, two hundred twenty".