2401221013 has 2 divisors, whose sum is σ = 2401221014. Its totient is φ = 2401221012.

The previous prime is 2401220993. The next prime is 2401221077. The reversal of 2401221013 is 3101221042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1938024529 + 463196484 = 44023^2 + 21522^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2401221013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2401231013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200610506 + 1200610507.

It is an arithmetic number, because the mean of its divisors is an integer number (1200610507).

Almost surely, 2^2401221013 is an apocalyptic number.

It is an amenable number.

2401221013 is a deficient number, since it is larger than the sum of its proper divisors (1).

2401221013 is an equidigital number, since it uses as much as digits as its factorization.

2401221013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2401221013 is about 49002.2551827975. The cubic root of 2401221013 is about 1339.0929134302.

Adding to 2401221013 its reverse (3101221042), we get a palindrome (5502442055).

The spelling of 2401221013 in words is "two billion, four hundred one million, two hundred twenty-one thousand, thirteen".