2230221311321 has 16 divisors (see below), whose sum is σ = 2311632821760. Its totient is φ = 2149113193920.

The previous prime is 2230221311293. The next prime is 2230221311327. The reversal of 2230221311321 is 1231131220322.

It is a cyclic number.

It is not a de Polignac number, because 2230221311321 - 2²² = 2230217117017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2230221311327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45655316 + ... + 45704138.

It is an arithmetic number, because the mean of its divisors is an integer number (144477051360).

Almost surely, 2^{2230221311321} is an apocalyptic number.

It is an amenable number.

2230221311321 is a deficient number, since it is larger than the sum of its proper divisors (81411510439).

2230221311321 is a wasteful number, since it uses less digits than its factorization.

2230221311321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51896.

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

Adding to 2230221311321 its reverse (1231131220322), we get a palindrome (3461352531643).

Subtracting from 2230221311321 its reverse (1231131220322), we obtain a palindrome (999090090999).

The spelling of 2230221311321 in words is "two trillion, two hundred thirty billion, two hundred twenty-one million, three hundred eleven thousand, three hundred twenty-one".