4021243301 has 4 divisors (see below), whose sum is σ = 4066425900. Its totient is φ = 3976060704.

The previous prime is 4021243297. The next prime is 4021243307. The reversal of 4021243301 is 1033421204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2525565025 + 1495678276 = 50255^2 + 38674^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021243301 - 2² = 4021243297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021243307) 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, 22591166 + ... + 22591343.

It is an arithmetic number, because the mean of its divisors is an integer number (1016606475).

Almost surely, 2^4021243301 is an apocalyptic number.

It is an amenable number.

4021243301 is a deficient number, since it is larger than the sum of its proper divisors (45182599).

4021243301 is an equidigital number, since it uses as much as digits as its factorization.

4021243301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45182598.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4021243301 is about 63413.2738549273. The cubic root of 4021243301 is about 1590.2062284090.

Adding to 4021243301 its reverse (1033421204), we get a palindrome (5054664505).

The spelling of 4021243301 in words is "four billion, twenty-one million, two hundred forty-three thousand, three hundred one".