2221320301311 has 8 divisors (see below), whose sum is σ = 2961772239664. Its totient is φ = 1480874281920.

The previous prime is 2221320301289. The next prime is 2221320301331. The reversal of 2221320301311 is 1131030231222.

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

It is not a de Polignac number, because 2221320301311 - 2⁶ = 2221320301247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221320301331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514030 + ... + 2169531.

It is an arithmetic number, because the mean of its divisors is an integer number (370221529958).

Almost surely, 2^{2221320301311} is an apocalyptic number.

2221320301311 is a deficient number, since it is larger than the sum of its proper divisors (740451938353).

2221320301311 is a wasteful number, since it uses less digits than its factorization.

2221320301311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2959481.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2221320301311 its reverse (1131030231222), we get a palindrome (3352350532533).

The spelling of 2221320301311 in words is "two trillion, two hundred twenty-one billion, three hundred twenty million, three hundred one thousand, three hundred eleven".