2103234400 has 72 divisors (see below), whose sum is σ = 5259835224. Its totient is φ = 820761600.

The previous prime is 2103234347. The next prime is 2103234451. The reversal of 2103234400 is 44323012.

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, 739 + ... + 64861.

It is an arithmetic number, because the mean of its divisors is an integer number (73053267).

Almost surely, 2^2103234400 is an apocalyptic number.

2103234400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2103234400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2629917612).

2103234400 is an abundant number, since it is smaller than the sum of its proper divisors (3156600824).

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

2103234400 is a wasteful number, since it uses less digits than its factorization.

2103234400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64184 (or 64171 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2103234400 is about 45861.0335688153. The cubic root of 2103234400 is about 1281.2362730237.

Adding to 2103234400 its reverse (44323012), we get a palindrome (2147557412).

The spelling of 2103234400 in words is "two billion, one hundred three million, two hundred thirty-four thousand, four hundred".