389023322221201 has 4 divisors (see below), whose sum is σ = 389413516126132. Its totient is φ = 388633128316272.

The previous prime is 389023322221117. The next prime is 389023322221241. The reversal of 389023322221201 is 102122223320983.

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 139630499406225 + 249392822814976 = 11816535^2 + 15792176^2 .

It is a cyclic number.

It is not a de Polignac number, because 389023322221201 - 2³⁹ = 388473566407313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (389023322221241) 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, 195096950970 + ... + 195096952963.

It is an arithmetic number, because the mean of its divisors is an integer number (97353379031533).

Almost surely, 2^{389023322221201} is an apocalyptic number.

It is an amenable number.

389023322221201 is a deficient number, since it is larger than the sum of its proper divisors (390193904931).

389023322221201 is an equidigital number, since it uses as much as digits as its factorization.

389023322221201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390193904930.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 389023322221201 in words is "three hundred eighty-nine trillion, twenty-three billion, three hundred twenty-two million, two hundred twenty-one thousand, two hundred one".