2421012001 has 2 divisors, whose sum is σ = 2421012002. Its totient is φ = 2421012000.

The previous prime is 2421011987. The next prime is 2421012029. The reversal of 2421012001 is 1002101242.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2097731601 + 323280400 = 45801^2 + 17980^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421012001 - 2¹⁷ = 2420880929 is a prime.

It is a super-2 number, since 2×2421012001² = 11722598217972048002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2421012071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210506000 + 1210506001.

It is an arithmetic number, because the mean of its divisors is an integer number (1210506001).

Almost surely, 2^2421012001 is an apocalyptic number.

It is an amenable number.

2421012001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421012001 is an equidigital number, since it uses as much as digits as its factorization.

2421012001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 2421012001 is about 49203.7803527331. The cubic root of 2421012001 is about 1342.7618097959.

Adding to 2421012001 its reverse (1002101242), we get a palindrome (3423113243).

The spelling of 2421012001 in words is "two billion, four hundred twenty-one million, twelve thousand, one".