2103129984 has 32 divisors (see below), whose sum is σ = 5586440040. Its totient is φ = 701043200.

The previous prime is 2103129971. The next prime is 2103129991. The reversal of 2103129984 is 4899213012.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2738067 + ... + 2738834.

Almost surely, 2^2103129984 is an apocalyptic number.

2103129984 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2103129984 is an abundant number, since it is smaller than the sum of its proper divisors (3483310056).

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

2103129984 is an equidigital number, since it uses as much as digits as its factorization.

2103129984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5476918 (or 5476906 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 2103129984 is about 45859.8951590603. The cubic root of 2103129984 is about 1281.2150701594.

It can be divided in two parts, 21031 and 29984, that added together give a palindrome (51015).

The spelling of 2103129984 in words is "two billion, one hundred three million, one hundred twenty-nine thousand, nine hundred eighty-four".