1003103213200 has 90 divisors (see below), whose sum is σ = 2648959445762. Its totient is φ = 364764787200.

The previous prime is 1003103213197. The next prime is 1003103213251. The reversal of 1003103213200 is 23123013001.

It can be written as a sum of positive squares in 3 ways, for example, as 74323845376 + 928779367824 = 272624^2 + 963732^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

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 17 ways as a sum of consecutive naturals, for example, 10314237 + ... + 10411036.

Almost surely, 2^{1003103213200} is an apocalyptic number.

1003103213200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003103213200 is an abundant number, since it is smaller than the sum of its proper divisors (1645856232562).

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

1003103213200 is a wasteful number, since it uses less digits than its factorization.

1003103213200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20725313 (or 20725291 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 1003103213200 its reverse (23123013001), we get a palindrome (1026226226201).

The spelling of 1003103213200 in words is "one trillion, three billion, one hundred three million, two hundred thirteen thousand, two hundred".