2321211012 has 12 divisors (see below), whose sum is σ = 5416159056. Its totient is φ = 773737000.

The previous prime is 2321210939. The next prime is 2321211017. The reversal of 2321211012 is 2101121232.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2321210982 and 2321211000.

It is not an unprimeable number, because it can be changed into a prime (2321211017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96717114 + ... + 96717137.

It is an arithmetic number, because the mean of its divisors is an integer number (451346588).

Almost surely, 2^2321211012 is an apocalyptic number.

It is an amenable number.

2321211012 is an abundant number, since it is smaller than the sum of its proper divisors (3094948044).

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

2321211012 is a wasteful number, since it uses less digits than its factorization.

2321211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193434258 (or 193434256 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2321211012 is about 48178.9478091832. The cubic root of 2321211012 is about 1324.0514891000.

Adding to 2321211012 its reverse (2101121232), we get a palindrome (4422332244).

The spelling of 2321211012 in words is "two billion, three hundred twenty-one million, two hundred eleven thousand, twelve".