2100533312 has 28 divisors (see below), whose sum is σ = 4246898796. Its totient is φ = 1030448640.

The previous prime is 2100533299. The next prime is 2100533329. The reversal of 2100533312 is 2133350012.

It can be written as a sum of positive squares in 2 ways, for example, as 1274775616 + 825757696 = 35704^2 + 28736^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306239 + ... + 313022.

It is an arithmetic number, because the mean of its divisors is an integer number (151674957).

Almost surely, 2^2100533312 is an apocalyptic number.

It is an amenable number.

2100533312 is an abundant number, since it is smaller than the sum of its proper divisors (2146365484).

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

2100533312 is an equidigital number, since it uses as much as digits as its factorization.

2100533312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619326 (or 619316 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 2100533312 is about 45831.5754911393. The cubic root of 2100533312 is about 1280.6875602939.

Adding to 2100533312 its reverse (2133350012), we get a palindrome (4233883324).

The spelling of 2100533312 in words is "two billion, one hundred million, five hundred thirty-three thousand, three hundred twelve".