2133001320 has 32 divisors (see below), whose sum is σ = 6399004320. Its totient is φ = 568800320.

The previous prime is 2133001267. The next prime is 2133001333. The reversal of 2133001320 is 231003312.

It is a super-2 number, since 2×2133001320² = 9099389262243484800, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2133001320.

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, 8887386 + ... + 8887625.

It is an arithmetic number, because the mean of its divisors is an integer number (199968885).

Almost surely, 2^2133001320 is an apocalyptic number.

2133001320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2133001320 is an abundant number, since it is smaller than the sum of its proper divisors (4266003000).

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

2133001320 is a wasteful number, since it uses less digits than its factorization.

2133001320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17775025 (or 17775021 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2133001320 is about 46184.4272455554. The cubic root of 2133001320 is about 1287.2523936450.

Adding to 2133001320 its reverse (231003312), we get a palindrome (2364004632).

The spelling of 2133001320 in words is "two billion, one hundred thirty-three million, one thousand, three hundred twenty".