2320012421 has 2 divisors, whose sum is σ = 2320012422. Its totient is φ = 2320012420.

The previous prime is 2320012403. The next prime is 2320012439. The reversal of 2320012421 is 1242100232.

It is a balanced prime because it is at equal distance from previous prime (2320012403) and next prime (2320012439).

It can be written as a sum of positive squares in only one way, i.e., 2217091396 + 102921025 = 47086^2 + 10145^2 .

It is a cyclic number.

It is not a de Polignac number, because 2320012421 - 2¹⁴ = 2319996037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2320012421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2320012621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160006210 + 1160006211.

It is an arithmetic number, because the mean of its divisors is an integer number (1160006211).

Almost surely, 2^2320012421 is an apocalyptic number.

It is an amenable number.

2320012421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320012421 is an equidigital number, since it uses as much as digits as its factorization.

2320012421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2320012421 is about 48166.5072534848. The cubic root of 2320012421 is about 1323.8235521273.

Adding to 2320012421 its reverse (1242100232), we get a palindrome (3562112653).

The spelling of 2320012421 in words is "two billion, three hundred twenty million, twelve thousand, four hundred twenty-one".