4202301342221 has 4 divisors (see below), whose sum is σ = 4202592193500. Its totient is φ = 4202010490944.

The previous prime is 4202301342193. The next prime is 4202301342229. The reversal of 4202301342221 is 1222431032024.

4202301342221 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 3074586902500 + 1127714439721 = 1753450^2 + 1061939^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4202301342221 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 (4202301342229) 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, 145403966 + ... + 145432863.

It is an arithmetic number, because the mean of its divisors is an integer number (1050648048375).

Almost surely, 2^{4202301342221} is an apocalyptic number.

It is an amenable number.

4202301342221 is a deficient number, since it is larger than the sum of its proper divisors (290851279).

4202301342221 is a wasteful number, since it uses less digits than its factorization.

4202301342221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290851278.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 4202301342221 its reverse (1222431032024), we get a palindrome (5424732374245).

The spelling of 4202301342221 in words is "four trillion, two hundred two billion, three hundred one million, three hundred forty-two thousand, two hundred twenty-one".