2103331216 has 80 divisors (see below), whose sum is σ = 4772265984. Its totient is φ = 879322752.

The previous prime is 2103331199. The next prime is 2103331231. The reversal of 2103331216 is 6121333012.

It is a super-4 number, since 4×2103331216⁴ (a number of 38 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2436801 + ... + 2437663.

Almost surely, 2^2103331216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2103331216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2386132992).

2103331216 is an abundant number, since it is smaller than the sum of its proper divisors (2668934768).

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

2103331216 is a wasteful number, since it uses less digits than its factorization.

2103331216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388 (or 1382 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 2103331216 is about 45862.0890932805. The cubic root of 2103331216 is about 1281.2559319940.

Adding to 2103331216 its reverse (6121333012), we get a palindrome (8224664228).

The spelling of 2103331216 in words is "two billion, one hundred three million, three hundred thirty-one thousand, two hundred sixteen".