2133120312 has 32 divisors (see below), whose sum is σ = 5925334800. Its totient is φ = 711040032.

The previous prime is 2133120293. The next prime is 2133120331. The reversal of 2133120312 is 2130213312.

2133120312 is a `hidden beast` number, since 2 + 1 + 331 + 20 + 312 = 666.

It is an interprime number because it is at equal distance from previous prime (2133120293) and next prime (2133120331).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4937563 + ... + 4937994.

Almost surely, 2^2133120312 is an apocalyptic number.

It is an amenable number.

2133120312 is an abundant number, since it is smaller than the sum of its proper divisors (3792214488).

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

2133120312 is a wasteful number, since it uses less digits than its factorization.

2133120312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9875572 (or 9875562 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 2133120312 is about 46185.7154540232. The cubic root of 2133120312 is about 1287.2763301654.

Adding to 2133120312 its reverse (2130213312), we get a palindrome (4263333624).

The spelling of 2133120312 in words is "two billion, one hundred thirty-three million, one hundred twenty thousand, three hundred twelve".