2201321120321 has 4 divisors (see below), whose sum is σ = 2297030734272. Its totient is φ = 2105611506372.

The previous prime is 2201321120293. The next prime is 2201321120357. The reversal of 2201321120321 is 1230211231022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2201321120321 - 2¹⁴ = 2201321103937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2201321120293 and 2201321120302.

It is not an unprimeable number, because it can be changed into a prime (2201321120371) 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, 47854806941 + ... + 47854806986.

It is an arithmetic number, because the mean of its divisors is an integer number (574257683568).

Almost surely, 2^{2201321120321} is an apocalyptic number.

It is an amenable number.

2201321120321 is a deficient number, since it is larger than the sum of its proper divisors (95709613951).

2201321120321 is an equidigital number, since it uses as much as digits as its factorization.

2201321120321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95709613950.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2201321120321 its reverse (1230211231022), we get a palindrome (3431532351343).

The spelling of 2201321120321 in words is "two trillion, two hundred one billion, three hundred twenty-one million, one hundred twenty thousand, three hundred twenty-one".