2133003420 has 36 divisors (see below), whose sum is σ = 6470110920. Its totient is φ = 568800864.

The previous prime is 2133003359. The next prime is 2133003421. The reversal of 2133003420 is 243003312.

2133003420 is a `hidden beast` number, since 21 + 3 + 300 + 342 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2133003393 and 2133003402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133003421) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5924830 + ... + 5925189.

Almost surely, 2^2133003420 is an apocalyptic number.

2133003420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2133003420 is an abundant number, since it is smaller than the sum of its proper divisors (4337107500).

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

2133003420 is a wasteful number, since it uses less digits than its factorization.

2133003420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11850034 (or 11850029 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2133003420 is about 46184.4499804859. The cubic root of 2133003420 is about 1287.2528160903.

Adding to 2133003420 its reverse (243003312), we get a palindrome (2376006732).

The spelling of 2133003420 in words is "two billion, one hundred thirty-three million, three thousand, four hundred twenty".