4021233101321 has 4 divisors (see below), whose sum is σ = 4050585167892. Its totient is φ = 3991881034752.

The previous prime is 4021233101297. The next prime is 4021233101357. The reversal of 4021233101321 is 1231013321204.

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 793766956096 + 3227466145225 = 890936^2 + 1796515^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021233101321 - 2¹⁴ = 4021233084937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021233106321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14676033080 + ... + 14676033353.

It is an arithmetic number, because the mean of its divisors is an integer number (1012646291973).

Almost surely, 2^{4021233101321} is an apocalyptic number.

It is an amenable number.

4021233101321 is a deficient number, since it is larger than the sum of its proper divisors (29352066571).

4021233101321 is a wasteful number, since it uses less digits than its factorization.

4021233101321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29352066570.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 4021233101321 its reverse (1231013321204), we get a palindrome (5252246422525).

The spelling of 4021233101321 in words is "four trillion, twenty-one billion, two hundred thirty-three million, one hundred one thousand, three hundred twenty-one".