4142201321 has 8 divisors (see below), whose sum is σ = 4231234560. Its totient is φ = 4053205728.

The previous prime is 4142201311. The next prime is 4142201333. The reversal of 4142201321 is 1231022414.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4142201321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4142201293 and 4142201302.

It is not an unprimeable number, because it can be changed into a prime (4142201311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 434120 + ... + 443558.

It is an arithmetic number, because the mean of its divisors is an integer number (528904320).

Almost surely, 2^4142201321 is an apocalyptic number.

It is an amenable number.

4142201321 is a deficient number, since it is larger than the sum of its proper divisors (89033239).

4142201321 is an equidigital number, since it uses as much as digits as its factorization.

4142201321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18823.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4142201321 is about 64359.9356820685. The cubic root of 4142201321 is about 1605.9933190533.

Adding to 4142201321 its reverse (1231022414), we get a palindrome (5373223735).

The spelling of 4142201321 in words is "four billion, one hundred forty-two million, two hundred one thousand, three hundred twenty-one".