4022232120221 has 8 divisors (see below), whose sum is σ = 4600436434560. Its totient is φ = 3444927737328.

The previous prime is 4022232120197. The next prime is 4022232120229. The reversal of 4022232120221 is 1220212322204.

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

It is not a de Polignac number, because 4022232120221 - 2²⁶ = 4022165011357 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 (4022232120229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224973281 + ... + 224991158.

It is an arithmetic number, because the mean of its divisors is an integer number (575054554320).

Almost surely, 2^{4022232120221} is an apocalyptic number.

It is an amenable number.

4022232120221 is a deficient number, since it is larger than the sum of its proper divisors (578204314339).

4022232120221 is a wasteful number, since it uses less digits than its factorization.

4022232120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449965723.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 4022232120221 its reverse (1220212322204), we get a palindrome (5242444442425).

The spelling of 4022232120221 in words is "four trillion, twenty-two billion, two hundred thirty-two million, one hundred twenty thousand, two hundred twenty-one".