2103404443512 has 64 divisors (see below), whose sum is σ = 5263550292000. Its totient is φ = 700463199744.

The previous prime is 2103404443493. The next prime is 2103404443519. The reversal of 2103404443512 is 2153444043012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103404443519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230910414 + ... + 230919522.

Almost surely, 2^{2103404443512} is an apocalyptic number.

It is an amenable number.

2103404443512 is an abundant number, since it is smaller than the sum of its proper divisors (3160145848488).

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

2103404443512 is a wasteful number, since it uses less digits than its factorization.

2103404443512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17280 (or 17276 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 2103404443512 its reverse (2153444043012), we get a palindrome (4256848486524).

The spelling of 2103404443512 in words is "two trillion, one hundred three billion, four hundred four million, four hundred forty-three thousand, five hundred twelve".