2103012340 has 192 divisors, whose sum is σ = 5517792000. Its totient is φ = 665832960.

The previous prime is 2103012259. The next prime is 2103012361. The reversal of 2103012340 is 432103012.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9183346 + ... + 9183574.

It is an arithmetic number, because the mean of its divisors is an integer number (28738500).

Almost surely, 2^2103012340 is an apocalyptic number.

2103012340 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 2103012340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2758896000).

2103012340 is an abundant number, since it is smaller than the sum of its proper divisors (3414779660).

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

2103012340 is a wasteful number, since it uses less digits than its factorization.

2103012340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2103012340 is about 45858.6124953645. The cubic root of 2103012340 is about 1281.1911803575.

Adding to 2103012340 its reverse (432103012), we get a palindrome (2535115352).

The spelling of 2103012340 in words is "two billion, one hundred three million, twelve thousand, three hundred forty".