2321212134 has 32 divisors (see below), whose sum is σ = 4696755840. Its totient is φ = 764704512.

The previous prime is 2321212087. The next prime is 2321212169. The reversal of 2321212134 is 4312121232.

2321212134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2321212134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 497617 + ... + 502259.

It is an arithmetic number, because the mean of its divisors is an integer number (146773620).

Almost surely, 2^2321212134 is an apocalyptic number.

2321212134 is an abundant number, since it is smaller than the sum of its proper divisors (2375543706).

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

2321212134 is a wasteful number, since it uses less digits than its factorization.

2321212134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5604.

The product of its digits is 576, while the sum is 21.

The square root of 2321212134 is about 48178.9594532717. The cubic root of 2321212134 is about 1324.0517024348.

Adding to 2321212134 its reverse (4312121232), we get a palindrome (6633333366).

The spelling of 2321212134 in words is "two billion, three hundred twenty-one million, two hundred twelve thousand, one hundred thirty-four".