2103430005200 has 60 divisors (see below), whose sum is σ = 5190071450700. Its totient is φ = 818632212480.

The previous prime is 2103430005133. The next prime is 2103430005211. The reversal of 2103430005200 is 25000343012.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 418189848976 + 1685240156224 = 646676^2 + 1298168^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71047025 + ... + 71076624.

It is an arithmetic number, because the mean of its divisors is an integer number (86501190845).

Almost surely, 2^{2103430005200} is an apocalyptic number.

2103430005200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2103430005200 is an abundant number, since it is smaller than the sum of its proper divisors (3086641445500).

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

2103430005200 is a wasteful number, since it uses less digits than its factorization.

2103430005200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142123704 (or 142123693 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 2103430005200 its reverse (25000343012), we get a palindrome (2128430348212).

The spelling of 2103430005200 in words is "two trillion, one hundred three billion, four hundred thirty million, five thousand, two hundred".