4237225411021 has 4 divisors (see below), whose sum is σ = 4237897886044. Its totient is φ = 4236552936000.

The previous prime is 4237225411019. The next prime is 4237225411037. The reversal of 4237225411021 is 1201145227324.

4237225411021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2746411272900 + 1490814138121 = 1657230^2 + 1220989^2 .

It is a cyclic number.

It is not a de Polignac number, because 4237225411021 - 2¹ = 4237225411019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4237225415021) 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, 336228060 + ... + 336240661.

It is an arithmetic number, because the mean of its divisors is an integer number (1059474471511).

Almost surely, 2^{4237225411021} is an apocalyptic number.

It is an amenable number.

4237225411021 is a deficient number, since it is larger than the sum of its proper divisors (672475023).

4237225411021 is an equidigital number, since it uses as much as digits as its factorization.

4237225411021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672475022.

The product of its (nonzero) digits is 26880, while the sum is 34.

The spelling of 4237225411021 in words is "four trillion, two hundred thirty-seven billion, two hundred twenty-five million, four hundred eleven thousand, twenty-one".