2103000000000 has 400 divisors, whose sum is σ = 7013143813104. Its totient is φ = 560000000000.

The previous prime is 2102999999977. The next prime is 2103000000011. The reversal of 2103000000000 is 3012.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2999999650 + ... + 3000000350.

Almost surely, 2^{2103000000000} is an apocalyptic number.

2103000000000 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 2103000000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3506571906552).

2103000000000 is an abundant number, since it is smaller than the sum of its proper divisors (4910143813104).

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

2103000000000 is an frugal number, since it uses more digits than its factorization.

2103000000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 6.

Adding to 2103000000000 its reverse (3012), we get a palindrome (2103000003012).

The spelling of 2103000000000 in words is "two trillion, one hundred three billion", and thus it is an aban number.