2221323231303 has 32 divisors (see below), whose sum is σ = 3590100403200. Its totient is φ = 1346225356800.

The previous prime is 2221323231299. The next prime is 2221323231311. The reversal of 2221323231303 is 3031323231222.

2221323231303 is a `hidden beast` number, since 2 + 2 + 2 + 1 + 32 + 323 + 1 + 303 = 666.

It is not a de Polignac number, because 2221323231303 - 2² = 2221323231299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221323231313) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24894258 + ... + 24983328.

It is an arithmetic number, because the mean of its divisors is an integer number (112190637600).

Almost surely, 2^{2221323231303} is an apocalyptic number.

2221323231303 is a deficient number, since it is larger than the sum of its proper divisors (1368777171897).

2221323231303 is a wasteful number, since it uses less digits than its factorization.

2221323231303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173060 (or 173054 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 2221323231303 its reverse (3031323231222), we get a palindrome (5252646462525).

The spelling of 2221323231303 in words is "two trillion, two hundred twenty-one billion, three hundred twenty-three million, two hundred thirty-one thousand, three hundred three".