2133233220 has 24 divisors (see below), whose sum is σ = 5973053184. Its totient is φ = 568862176.

The previous prime is 2133233203. The next prime is 2133233237. The reversal of 2133233220 is 223323312.

2133233220 is digitally balanced in base 4 and base 6, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2133233203) and next prime (2133233237).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17776884 + ... + 17777003.

It is an arithmetic number, because the mean of its divisors is an integer number (248877216).

Almost surely, 2^2133233220 is an apocalyptic number.

2133233220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2133233220 is an abundant number, since it is smaller than the sum of its proper divisors (3839819964).

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

2133233220 is a wasteful number, since it uses less digits than its factorization.

2133233220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35553899 (or 35553897 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 2133233220 is about 46186.9377638310. The cubic root of 2133233220 is about 1287.2990420007.

Adding to 2133233220 its reverse (223323312), we get a palindrome (2356556532).

The spelling of 2133233220 in words is "two billion, one hundred thirty-three million, two hundred thirty-three thousand, two hundred twenty".