2103506700 has 72 divisors (see below), whose sum is σ = 6095724432. Its totient is φ = 560052480.

The previous prime is 2103506689. The next prime is 2103506711. The reversal of 2103506700 is 76053012.

It is an interprime number because it is at equal distance from previous prime (2103506689) and next prime (2103506711).

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 23 ways as a sum of consecutive naturals, for example, 197922 + ... + 208278.

Almost surely, 2^2103506700 is an apocalyptic number.

2103506700 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 2103506700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3047862216).

2103506700 is an abundant number, since it is smaller than the sum of its proper divisors (3992217732).

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

2103506700 is a wasteful number, since it uses less digits than its factorization.

2103506700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11051 (or 11044 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 2103506700 is about 45864.0022239665. The cubic root of 2103506700 is about 1281.2915633552.

Adding to 2103506700 its reverse (76053012), we get a palindrome (2179559712).

The spelling of 2103506700 in words is "two billion, one hundred three million, five hundred six thousand, seven hundred".