2133031110 has 128 divisors (see below), whose sum is σ = 6035420160. Its totient is φ = 472382976.

The previous prime is 2133031099. The next prime is 2133031111. The reversal of 2133031110 is 111303312.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2133031110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133031111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 922636 + ... + 924944.

It is an arithmetic number, because the mean of its divisors is an integer number (47151720).

Almost surely, 2^2133031110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2133031110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3017710080).

2133031110 is an abundant number, since it is smaller than the sum of its proper divisors (3902389050).

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

2133031110 is a wasteful number, since it uses less digits than its factorization.

2133031110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2462.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 2133031110 is about 46184.7497557365. The cubic root of 2133031110 is about 1287.2583863074.

Adding to 2133031110 its reverse (111303312), we get a palindrome (2244334422).

The spelling of 2133031110 in words is "two billion, one hundred thirty-three million, thirty-one thousand, one hundred ten".