2133000000 has 392 divisors, whose sum is σ = 7937398400. Its totient is φ = 561600000.

The previous prime is 2132999987. The next prime is 2133000011. The reversal of 2133000000 is 3312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 26999961 + ... + 27000039.

Almost surely, 2^2133000000 is an apocalyptic number.

2133000000 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 2133000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3968699200).

2133000000 is an abundant number, since it is smaller than the sum of its proper divisors (5804398400).

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

2133000000 is an frugal number, since it uses more digits than its factorization.

2133000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

The square root of 2133000000 is about 46184.4129550220. The cubic root of 2133000000 is about 1287.2521281079.

Adding to 2133000000 its reverse (3312), we get a palindrome (2133003312).

The spelling of 2133000000 in words is "two billion, one hundred thirty-three million", and thus it is an aban number.