2103434112 has 64 divisors (see below), whose sum is σ = 6017049360. Its totient is φ = 647208960.

The previous prime is 2103434087. The next prime is 2103434117. The reversal of 2103434112 is 2114343012.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103434117) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 205689 + ... + 215672.

Almost surely, 2^2103434112 is an apocalyptic number.

It is an amenable number.

2103434112 is an abundant number, since it is smaller than the sum of its proper divisors (3913615248).

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

2103434112 is a wasteful number, since it uses less digits than its factorization.

2103434112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421391 (or 421379 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2103434112 is about 45863.2108775650. The cubic root of 2103434112 is about 1281.2768248772.

Adding to 2103434112 its reverse (2114343012), we get a palindrome (4217777124).

The spelling of 2103434112 in words is "two billion, one hundred three million, four hundred thirty-four thousand, one hundred twelve".